<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:c58f7754-40db-4e81-b4dc-0c61088796b1,g:edf3f70a-94ec-4d75-b6c6-ed58adbcff2b-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://www.sands.com/role/CondensedConsolidatedStatementsofOperationsUnaudited" xlink:type="simple" xlink:href="lvs-20260331.xsd#CondensedConsolidatedStatementsofOperationsUnaudited"/>
  <link:definitionLink xlink:role="http://www.sands.com/role/CondensedConsolidatedStatementsofOperationsUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_f3746c8b-6323-4fcb-a8cc-7392e1e70396" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_0a21a61a-9014-462c-8b5f-73983c0130eb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_f3746c8b-6323-4fcb-a8cc-7392e1e70396" xlink:to="loc_us-gaap_StatementTable_0a21a61a-9014-462c-8b5f-73983c0130eb" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_4d3a64c5-e6b7-4af4-98fd-df02cf3af3d0" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_0a21a61a-9014-462c-8b5f-73983c0130eb" xlink:to="loc_srt_ProductOrServiceAxis_4d3a64c5-e6b7-4af4-98fd-df02cf3af3d0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_4d3a64c5-e6b7-4af4-98fd-df02cf3af3d0_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_4d3a64c5-e6b7-4af4-98fd-df02cf3af3d0" xlink:to="loc_srt_ProductsAndServicesDomain_4d3a64c5-e6b7-4af4-98fd-df02cf3af3d0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_a321d20b-abae-475e-b767-453ac0579206" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_4d3a64c5-e6b7-4af4-98fd-df02cf3af3d0" xlink:to="loc_srt_ProductsAndServicesDomain_a321d20b-abae-475e-b767-453ac0579206" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CasinoMember_0b79ef06-1d37-4dbd-8771-60a9af10cd03" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CasinoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_a321d20b-abae-475e-b767-453ac0579206" xlink:to="loc_us-gaap_CasinoMember_0b79ef06-1d37-4dbd-8771-60a9af10cd03" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OccupancyMember_1494b29d-91ec-4134-b914-a9241c0e1865" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OccupancyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_a321d20b-abae-475e-b767-453ac0579206" xlink:to="loc_us-gaap_OccupancyMember_1494b29d-91ec-4134-b914-a9241c0e1865" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FoodAndBeverageMember_d5cf0e79-c510-49ef-b21f-e4dad8b24de8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FoodAndBeverageMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_a321d20b-abae-475e-b767-453ac0579206" xlink:to="loc_us-gaap_FoodAndBeverageMember_d5cf0e79-c510-49ef-b21f-e4dad8b24de8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_MallMember_e37bda95-d2f0-4a69-b23a-49d109b6282e" xlink:href="lvs-20260331.xsd#lvs_MallMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_a321d20b-abae-475e-b767-453ac0579206" xlink:to="loc_lvs_MallMember_e37bda95-d2f0-4a69-b23a-49d109b6282e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductAndServiceOtherMember_73d0455b-96ea-4330-a795-887afc0bc0c8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProductAndServiceOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_a321d20b-abae-475e-b767-453ac0579206" xlink:to="loc_us-gaap_ProductAndServiceOtherMember_73d0455b-96ea-4330-a795-887afc0bc0c8" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenuesAbstract_e01e01cf-e806-466e-bd86-38918ab1cbd6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenuesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f3746c8b-6323-4fcb-a8cc-7392e1e70396" xlink:to="loc_us-gaap_RevenuesAbstract_e01e01cf-e806-466e-bd86-38918ab1cbd6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_b497f768-b3e3-40cf-925d-9324fba4b7d8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenuesAbstract_e01e01cf-e806-466e-bd86-38918ab1cbd6" xlink:to="loc_us-gaap_Revenues_b497f768-b3e3-40cf-925d-9324fba4b7d8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpensesAbstract_fae6ad85-7c13-4e47-94d9-a9d22a8f29fd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostsAndExpensesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f3746c8b-6323-4fcb-a8cc-7392e1e70396" xlink:to="loc_us-gaap_CostsAndExpensesAbstract_fae6ad85-7c13-4e47-94d9-a9d22a8f29fd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenue_431109ae-53c7-42e1-ad81-6493a46e6cfd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfRevenue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_fae6ad85-7c13-4e47-94d9-a9d22a8f29fd" xlink:to="loc_us-gaap_CostOfRevenue_431109ae-53c7-42e1-ad81-6493a46e6cfd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_ee2dc7c3-146e-4a25-aa76-404f900f54e6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProvisionForDoubtfulAccounts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_fae6ad85-7c13-4e47-94d9-a9d22a8f29fd" xlink:to="loc_us-gaap_ProvisionForDoubtfulAccounts_ee2dc7c3-146e-4a25-aa76-404f900f54e6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_65f2d9f9-e280-4a51-bafa-9ce71ad9da80" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_fae6ad85-7c13-4e47-94d9-a9d22a8f29fd" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_65f2d9f9-e280-4a51-bafa-9ce71ad9da80" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_CorporateExpense_9ce1dfd9-ba0a-46c8-8c9d-714be281bf2d" xlink:href="lvs-20260331.xsd#lvs_CorporateExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_fae6ad85-7c13-4e47-94d9-a9d22a8f29fd" xlink:to="loc_lvs_CorporateExpense_9ce1dfd9-ba0a-46c8-8c9d-714be281bf2d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreOpeningCosts_2fb6d2c1-7c99-4b77-916d-906f9b22e9ae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreOpeningCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_fae6ad85-7c13-4e47-94d9-a9d22a8f29fd" xlink:to="loc_us-gaap_PreOpeningCosts_2fb6d2c1-7c99-4b77-916d-906f9b22e9ae" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_54d32b0c-44d4-4e1e-a39d-67535311a732" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_fae6ad85-7c13-4e47-94d9-a9d22a8f29fd" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_54d32b0c-44d4-4e1e-a39d-67535311a732" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_983f2250-f496-46f5-b205-4b2a7816ac7f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepreciationAndAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_fae6ad85-7c13-4e47-94d9-a9d22a8f29fd" xlink:to="loc_us-gaap_DepreciationAndAmortization_983f2250-f496-46f5-b205-4b2a7816ac7f" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_AmortizationOfLeaseholdInterestsInLand_4f8b017f-4cf1-4cd4-a626-3fd6472da48d" xlink:href="lvs-20260331.xsd#lvs_AmortizationOfLeaseholdInterestsInLand"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_fae6ad85-7c13-4e47-94d9-a9d22a8f29fd" xlink:to="loc_lvs_AmortizationOfLeaseholdInterestsInLand_4f8b017f-4cf1-4cd4-a626-3fd6472da48d" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_08d9ef8c-6bd1-4d87-86a8-fb037151b0e9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_fae6ad85-7c13-4e47-94d9-a9d22a8f29fd" xlink:to="loc_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_08d9ef8c-6bd1-4d87-86a8-fb037151b0e9" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_8d1840c2-2d1e-4de8-94a3-bfb090f3d904" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostsAndExpenses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_fae6ad85-7c13-4e47-94d9-a9d22a8f29fd" xlink:to="loc_us-gaap_CostsAndExpenses_8d1840c2-2d1e-4de8-94a3-bfb090f3d904" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_3eaf3281-b0ca-4056-a2e3-416c00104553" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_fae6ad85-7c13-4e47-94d9-a9d22a8f29fd" xlink:to="loc_us-gaap_OperatingIncomeLoss_3eaf3281-b0ca-4056-a2e3-416c00104553" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpenseAbstract_38c197da-1774-4c1d-8286-b0d49f6981b6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NonoperatingIncomeExpenseAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f3746c8b-6323-4fcb-a8cc-7392e1e70396" xlink:to="loc_us-gaap_NonoperatingIncomeExpenseAbstract_38c197da-1774-4c1d-8286-b0d49f6981b6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeInterestEarningAsset_40849208-2bcd-49a4-a698-08c9daad7515" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestIncomeInterestEarningAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_38c197da-1774-4c1d-8286-b0d49f6981b6" xlink:to="loc_us-gaap_InterestIncomeInterestEarningAsset_40849208-2bcd-49a4-a698-08c9daad7515" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_2fd857b0-46c1-436f-aa65-dbf14294c121" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_38c197da-1774-4c1d-8286-b0d49f6981b6" xlink:to="loc_us-gaap_InterestExpense_2fd857b0-46c1-436f-aa65-dbf14294c121" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_b8d59e0a-abbd-4df5-85e8-fbfa979e57b4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_38c197da-1774-4c1d-8286-b0d49f6981b6" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_b8d59e0a-abbd-4df5-85e8-fbfa979e57b4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_GainLossOnModificationOrEarlyRetirementOfDebt_48f94fd8-bce3-4d3a-9302-64a9c8e5293f" xlink:href="lvs-20260331.xsd#lvs_GainLossOnModificationOrEarlyRetirementOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_38c197da-1774-4c1d-8286-b0d49f6981b6" xlink:to="loc_lvs_GainLossOnModificationOrEarlyRetirementOfDebt_48f94fd8-bce3-4d3a-9302-64a9c8e5293f" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_40f862e9-9e4c-4fa5-86a7-f81f5d20ad73" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f3746c8b-6323-4fcb-a8cc-7392e1e70396" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_40f862e9-9e4c-4fa5-86a7-f81f5d20ad73" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_8faaa3b7-7dee-4edc-abf3-69dbaa509bd6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f3746c8b-6323-4fcb-a8cc-7392e1e70396" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_8faaa3b7-7dee-4edc-abf3-69dbaa509bd6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_b856efce-e8ac-4736-ba5c-f27a9e265367" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f3746c8b-6323-4fcb-a8cc-7392e1e70396" xlink:to="loc_us-gaap_ProfitLoss_b856efce-e8ac-4736-ba5c-f27a9e265367" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_27b0465c-bc91-4821-a960-b61c4b61a2cb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f3746c8b-6323-4fcb-a8cc-7392e1e70396" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_27b0465c-bc91-4821-a960-b61c4b61a2cb" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_13df0953-4078-4370-9a55-657e8dcfdc25" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f3746c8b-6323-4fcb-a8cc-7392e1e70396" xlink:to="loc_us-gaap_NetIncomeLoss_13df0953-4078-4370-9a55-657e8dcfdc25" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_5c5a095f-d239-453b-a95a-52e1450d3d06" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f3746c8b-6323-4fcb-a8cc-7392e1e70396" xlink:to="loc_us-gaap_EarningsPerShareAbstract_5c5a095f-d239-453b-a95a-52e1450d3d06" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_c2128203-a70a-4160-8fc0-72af0a7ed798" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareAbstract_5c5a095f-d239-453b-a95a-52e1450d3d06" xlink:to="loc_us-gaap_EarningsPerShareBasic_c2128203-a70a-4160-8fc0-72af0a7ed798" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_99c195b1-f9ec-4493-a90e-c7d13e302787" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareAbstract_5c5a095f-d239-453b-a95a-52e1450d3d06" xlink:to="loc_us-gaap_EarningsPerShareDiluted_99c195b1-f9ec-4493-a90e-c7d13e302787" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_f6df7bc0-bbc1-4ff9-b746-12e2053f535a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f3746c8b-6323-4fcb-a8cc-7392e1e70396" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_f6df7bc0-bbc1-4ff9-b746-12e2053f535a" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_8b670787-f5b9-4b36-be50-23aa29278f2c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_f6df7bc0-bbc1-4ff9-b746-12e2053f535a" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_8b670787-f5b9-4b36-be50-23aa29278f2c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_1caf2f50-3363-476b-a77d-98c7acad88e3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_f6df7bc0-bbc1-4ff9-b746-12e2053f535a" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_1caf2f50-3363-476b-a77d-98c7acad88e3" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.sands.com/role/CondensedConsolidatedStatementsofEquityUnaudited" xlink:type="simple" xlink:href="lvs-20260331.xsd#CondensedConsolidatedStatementsofEquityUnaudited"/>
  <link:definitionLink xlink:role="http://www.sands.com/role/CondensedConsolidatedStatementsofEquityUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_0749b0ca-8e2e-4295-bb4e-3014f4f91110" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_721d199a-8c06-43d4-9411-1f3be1d657e9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_0749b0ca-8e2e-4295-bb4e-3014f4f91110" xlink:to="loc_us-gaap_StatementTable_721d199a-8c06-43d4-9411-1f3be1d657e9" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_01e26081-3954-49c4-ad8e-d10f997a3d02" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_721d199a-8c06-43d4-9411-1f3be1d657e9" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_01e26081-3954-49c4-ad8e-d10f997a3d02" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_01e26081-3954-49c4-ad8e-d10f997a3d02_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_01e26081-3954-49c4-ad8e-d10f997a3d02" xlink:to="loc_us-gaap_EquityComponentDomain_01e26081-3954-49c4-ad8e-d10f997a3d02_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_a6b4cd4e-53fc-478c-8113-679410769b83" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_01e26081-3954-49c4-ad8e-d10f997a3d02" xlink:to="loc_us-gaap_EquityComponentDomain_a6b4cd4e-53fc-478c-8113-679410769b83" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_3cbedfb7-6e97-464b-ad43-73e439a7390a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_a6b4cd4e-53fc-478c-8113-679410769b83" xlink:to="loc_us-gaap_CommonStockMember_3cbedfb7-6e97-464b-ad43-73e439a7390a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonMember_b90a7fcc-4c27-4dfa-a90d-e80d869a487f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockCommonMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_a6b4cd4e-53fc-478c-8113-679410769b83" xlink:to="loc_us-gaap_TreasuryStockCommonMember_b90a7fcc-4c27-4dfa-a90d-e80d869a487f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_964825b3-3065-4f70-8a69-62a15cf6f305" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_a6b4cd4e-53fc-478c-8113-679410769b83" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_964825b3-3065-4f70-8a69-62a15cf6f305" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_2df50dac-f5fc-484e-92c5-dd1574c25f38" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_a6b4cd4e-53fc-478c-8113-679410769b83" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_2df50dac-f5fc-484e-92c5-dd1574c25f38" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_90ae1d3e-c2aa-4f80-acbf-736a28b3fbb2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_a6b4cd4e-53fc-478c-8113-679410769b83" xlink:to="loc_us-gaap_RetainedEarningsMember_90ae1d3e-c2aa-4f80-acbf-736a28b3fbb2" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncontrollingInterestMember_aada6930-e809-4908-b877-8259fa0f325b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_a6b4cd4e-53fc-478c-8113-679410769b83" xlink:to="loc_us-gaap_NoncontrollingInterestMember_aada6930-e809-4908-b877-8259fa0f325b" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2dd04a4f-02e5-4bcc-82d9-5c6dea0e1f9c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_0749b0ca-8e2e-4295-bb4e-3014f4f91110" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2dd04a4f-02e5-4bcc-82d9-5c6dea0e1f9c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_641e3079-a283-40fa-98d6-16890d6298b9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2dd04a4f-02e5-4bcc-82d9-5c6dea0e1f9c" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_641e3079-a283-40fa-98d6-16890d6298b9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_2485e84d-5408-4ffa-abd3-66e222f040b5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2dd04a4f-02e5-4bcc-82d9-5c6dea0e1f9c" xlink:to="loc_us-gaap_ProfitLoss_2485e84d-5408-4ffa-abd3-66e222f040b5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_TranslationAdjustmentFunctionalToReportingCurrencyIncreaseDecreaseNetOfTax_019d8db6-2c26-7cc7-bd68-f697d2172df5" xlink:href="lvs-20260331.xsd#lvs_TranslationAdjustmentFunctionalToReportingCurrencyIncreaseDecreaseNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2dd04a4f-02e5-4bcc-82d9-5c6dea0e1f9c" xlink:to="loc_lvs_TranslationAdjustmentFunctionalToReportingCurrencyIncreaseDecreaseNetOfTax_019d8db6-2c26-7cc7-bd68-f697d2172df5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeOtherNetOfTax_6c51bac4-ff44-4924-a3c0-1beb9ee8873d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeOtherNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2dd04a4f-02e5-4bcc-82d9-5c6dea0e1f9c" xlink:to="loc_us-gaap_OtherComprehensiveIncomeOtherNetOfTax_6c51bac4-ff44-4924-a3c0-1beb9ee8873d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_158794c4-4e90-49f6-84f5-650ae0ac1302" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2dd04a4f-02e5-4bcc-82d9-5c6dea0e1f9c" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_158794c4-4e90-49f6-84f5-650ae0ac1302" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_cbba386e-0f55-4401-9b3e-ceaee2fc9834" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2dd04a4f-02e5-4bcc-82d9-5c6dea0e1f9c" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_cbba386e-0f55-4401-9b3e-ceaee2fc9834" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_1d6012b8-8cac-4343-9372-a1ff9f095029" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2dd04a4f-02e5-4bcc-82d9-5c6dea0e1f9c" xlink:to="loc_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_1d6012b8-8cac-4343-9372-a1ff9f095029" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_31a3f849-2895-4a2a-adfb-280963357a21" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2dd04a4f-02e5-4bcc-82d9-5c6dea0e1f9c" xlink:to="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_31a3f849-2895-4a2a-adfb-280963357a21" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_76dd2376-92cd-42f3-90ad-435419e87928" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterestDecreaseFromRedemptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2dd04a4f-02e5-4bcc-82d9-5c6dea0e1f9c" xlink:to="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_76dd2376-92cd-42f3-90ad-435419e87928" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_AdjustmentsToAdditionalPaidInCapitalPurchaseSettlementOfCappedCallOptions_234b729a-88c0-4425-82d1-3d9a69783b76" xlink:href="lvs-20260331.xsd#lvs_AdjustmentsToAdditionalPaidInCapitalPurchaseSettlementOfCappedCallOptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2dd04a4f-02e5-4bcc-82d9-5c6dea0e1f9c" xlink:to="loc_lvs_AdjustmentsToAdditionalPaidInCapitalPurchaseSettlementOfCappedCallOptions_234b729a-88c0-4425-82d1-3d9a69783b76" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsCommonStockCash_a8c8088a-5fa0-42fc-8f13-8b073f5f427c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DividendsCommonStockCash"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2dd04a4f-02e5-4bcc-82d9-5c6dea0e1f9c" xlink:to="loc_us-gaap_DividendsCommonStockCash_a8c8088a-5fa0-42fc-8f13-8b073f5f427c" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_ddacacf9-3bb8-4d80-a768-3af117dd105e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_d46fb2d3-a2ac-4523-836b-2e88f30391b9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockDividendsPerShareDeclared"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_0749b0ca-8e2e-4295-bb4e-3014f4f91110" xlink:to="loc_us-gaap_CommonStockDividendsPerShareDeclared_d46fb2d3-a2ac-4523-836b-2e88f30391b9" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.sands.com/role/OrganizationandBusinessofCompanyAdditionalInformationDetails" xlink:type="simple" xlink:href="lvs-20260331.xsd#OrganizationandBusinessofCompanyAdditionalInformationDetails"/>
  <link:definitionLink xlink:role="http://www.sands.com/role/OrganizationandBusinessofCompanyAdditionalInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsLineItems_e6e487cf-4071-4c25-bbb8-a5caf1856356" xlink:href="lvs-20260331.xsd#lvs_OrganizationConsolidationandPresentationofFinancialStatementsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsTable_3edcf9b6-ce88-43c3-9cd9-011378bf4436" xlink:href="lvs-20260331.xsd#lvs_OrganizationConsolidationandPresentationofFinancialStatementsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsLineItems_e6e487cf-4071-4c25-bbb8-a5caf1856356" xlink:to="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsTable_3edcf9b6-ce88-43c3-9cd9-011378bf4436" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_2f064a1d-da52-4eca-b2d1-72a0d435adf5" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsTable_3edcf9b6-ce88-43c3-9cd9-011378bf4436" xlink:to="loc_srt_StatementGeographicalAxis_2f064a1d-da52-4eca-b2d1-72a0d435adf5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_2f064a1d-da52-4eca-b2d1-72a0d435adf5_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_2f064a1d-da52-4eca-b2d1-72a0d435adf5" xlink:to="loc_srt_SegmentGeographicalDomain_2f064a1d-da52-4eca-b2d1-72a0d435adf5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_84b56282-d389-4648-a30d-6bc28d882406" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_2f064a1d-da52-4eca-b2d1-72a0d435adf5" xlink:to="loc_srt_SegmentGeographicalDomain_84b56282-d389-4648-a30d-6bc28d882406" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_MO_3db28198-b209-4599-a2ec-8a7a31115663" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_MO"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_84b56282-d389-4648-a30d-6bc28d882406" xlink:to="loc_country_MO_3db28198-b209-4599-a2ec-8a7a31115663" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_SG_1c542c41-8969-425e-8c66-80cb3e8e907a" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_SG"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_84b56282-d389-4648-a30d-6bc28d882406" xlink:to="loc_country_SG_1c542c41-8969-425e-8c66-80cb3e8e907a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_e55f2e47-af8a-4192-acaf-fb6cf5d5c21b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsTable_3edcf9b6-ce88-43c3-9cd9-011378bf4436" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_e55f2e47-af8a-4192-acaf-fb6cf5d5c21b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_e55f2e47-af8a-4192-acaf-fb6cf5d5c21b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_e55f2e47-af8a-4192-acaf-fb6cf5d5c21b" xlink:to="loc_us-gaap_SegmentDomain_e55f2e47-af8a-4192-acaf-fb6cf5d5c21b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_e53a5dd9-1c70-4fd7-94f4-70d1340475ce" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_e55f2e47-af8a-4192-acaf-fb6cf5d5c21b" xlink:to="loc_us-gaap_SegmentDomain_e53a5dd9-1c70-4fd7-94f4-70d1340475ce" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_MarinaBaySandsMember_ccbf8aa9-70fa-4d93-a4fb-158210481ce3" xlink:href="lvs-20260331.xsd#lvs_MarinaBaySandsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_e53a5dd9-1c70-4fd7-94f4-70d1340475ce" xlink:to="loc_lvs_MarinaBaySandsMember_ccbf8aa9-70fa-4d93-a4fb-158210481ce3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_6fa9424c-748f-4061-91ed-a457734f7c02" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsTable_3edcf9b6-ce88-43c3-9cd9-011378bf4436" xlink:to="loc_srt_ProductOrServiceAxis_6fa9424c-748f-4061-91ed-a457734f7c02" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_6fa9424c-748f-4061-91ed-a457734f7c02_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_6fa9424c-748f-4061-91ed-a457734f7c02" xlink:to="loc_srt_ProductsAndServicesDomain_6fa9424c-748f-4061-91ed-a457734f7c02_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_0f637e24-f8af-4339-8981-373e5acfc4a5" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_6fa9424c-748f-4061-91ed-a457734f7c02" xlink:to="loc_srt_ProductsAndServicesDomain_0f637e24-f8af-4339-8981-373e5acfc4a5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_TheaterMember_c545651d-bf4a-4c02-b779-851b44439183" xlink:href="lvs-20260331.xsd#lvs_TheaterMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_0f637e24-f8af-4339-8981-373e5acfc4a5" xlink:to="loc_lvs_TheaterMember_c545651d-bf4a-4c02-b779-851b44439183" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementScenarioAxis_df6dda1c-eee3-4e55-8440-ad24a6a1219d" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementScenarioAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsTable_3edcf9b6-ce88-43c3-9cd9-011378bf4436" xlink:to="loc_srt_StatementScenarioAxis_df6dda1c-eee3-4e55-8440-ad24a6a1219d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_df6dda1c-eee3-4e55-8440-ad24a6a1219d_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementScenarioAxis_df6dda1c-eee3-4e55-8440-ad24a6a1219d" xlink:to="loc_srt_ScenarioUnspecifiedDomain_df6dda1c-eee3-4e55-8440-ad24a6a1219d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_9bed6d7c-bb20-4ec3-899c-9c1753903aef" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementScenarioAxis_df6dda1c-eee3-4e55-8440-ad24a6a1219d" xlink:to="loc_srt_ScenarioUnspecifiedDomain_9bed6d7c-bb20-4ec3-899c-9c1753903aef" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScenarioPlanMember_7a73201b-1ec9-4554-ac1f-ab45fddaa909" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScenarioPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ScenarioUnspecifiedDomain_9bed6d7c-bb20-4ec3-899c-9c1753903aef" xlink:to="loc_us-gaap_ScenarioPlanMember_7a73201b-1ec9-4554-ac1f-ab45fddaa909" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsegmentsAxis_305e039b-29c9-4bbc-8d1c-dd5b1b5d1238" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsTable_3edcf9b6-ce88-43c3-9cd9-011378bf4436" xlink:to="loc_us-gaap_SubsegmentsAxis_305e039b-29c9-4bbc-8d1c-dd5b1b5d1238" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsegmentsDomain_305e039b-29c9-4bbc-8d1c-dd5b1b5d1238_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsegmentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsegmentsAxis_305e039b-29c9-4bbc-8d1c-dd5b1b5d1238" xlink:to="loc_us-gaap_SubsegmentsDomain_305e039b-29c9-4bbc-8d1c-dd5b1b5d1238_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsegmentsDomain_ec8639ff-b3da-45d3-9af6-f654017700a4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsegmentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsegmentsAxis_305e039b-29c9-4bbc-8d1c-dd5b1b5d1238" xlink:to="loc_us-gaap_SubsegmentsDomain_ec8639ff-b3da-45d3-9af6-f654017700a4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_MBSExpansionProjectMember_c89ea9be-b39f-426a-a158-2707a7c334b3" xlink:href="lvs-20260331.xsd#lvs_MBSExpansionProjectMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsegmentsDomain_ec8639ff-b3da-45d3-9af6-f654017700a4" xlink:to="loc_lvs_MBSExpansionProjectMember_c89ea9be-b39f-426a-a158-2707a7c334b3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_AdditionalGamingAreaMember_019d9c3f-3e17-7375-b870-91432c48c10c" xlink:href="lvs-20260331.xsd#lvs_AdditionalGamingAreaMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsegmentsDomain_ec8639ff-b3da-45d3-9af6-f654017700a4" xlink:to="loc_lvs_AdditionalGamingAreaMember_019d9c3f-3e17-7375-b870-91432c48c10c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_AncillarySupportAreaForAdditionalGamingAreaMember_019d9c3f-b482-75cb-a10f-4395e8e5da34" xlink:href="lvs-20260331.xsd#lvs_AncillarySupportAreaForAdditionalGamingAreaMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsegmentsDomain_ec8639ff-b3da-45d3-9af6-f654017700a4" xlink:to="loc_lvs_AncillarySupportAreaForAdditionalGamingAreaMember_019d9c3f-b482-75cb-a10f-4395e8e5da34" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsAxis_72f4208e-2491-4b47-a4c6-17d6d6df74e8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherCommitmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsTable_3edcf9b6-ce88-43c3-9cd9-011378bf4436" xlink:to="loc_us-gaap_OtherCommitmentsAxis_72f4208e-2491-4b47-a4c6-17d6d6df74e8" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsDomain_72f4208e-2491-4b47-a4c6-17d6d6df74e8_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherCommitmentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_OtherCommitmentsAxis_72f4208e-2491-4b47-a4c6-17d6d6df74e8" xlink:to="loc_us-gaap_OtherCommitmentsDomain_72f4208e-2491-4b47-a4c6-17d6d6df74e8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsDomain_c1d58d68-9af6-45b2-a2e2-0baf7cde759b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherCommitmentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_OtherCommitmentsAxis_72f4208e-2491-4b47-a4c6-17d6d6df74e8" xlink:to="loc_us-gaap_OtherCommitmentsDomain_c1d58d68-9af6-45b2-a2e2-0baf7cde759b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_MacaoConcessionMember_4818a02f-48b3-4f0c-81bd-f1777d3e66ec" xlink:href="lvs-20260331.xsd#lvs_MacaoConcessionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsDomain_c1d58d68-9af6-45b2-a2e2-0baf7cde759b" xlink:to="loc_lvs_MacaoConcessionMember_4818a02f-48b3-4f0c-81bd-f1777d3e66ec" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_GamingAndNonGamingFinancialConcessionCommitment_67d983db-a31c-4737-990f-1c34ce7821b6" xlink:href="lvs-20260331.xsd#lvs_GamingAndNonGamingFinancialConcessionCommitment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsLineItems_e6e487cf-4071-4c25-bbb8-a5caf1856356" xlink:to="loc_lvs_GamingAndNonGamingFinancialConcessionCommitment_67d983db-a31c-4737-990f-1c34ce7821b6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_NonGamingFinancialConcessionCommitment_ef7dbb23-1921-48f7-80fd-0ebe9a43e820" xlink:href="lvs-20260331.xsd#lvs_NonGamingFinancialConcessionCommitment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsLineItems_e6e487cf-4071-4c25-bbb8-a5caf1856356" xlink:to="loc_lvs_NonGamingFinancialConcessionCommitment_ef7dbb23-1921-48f7-80fd-0ebe9a43e820" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_TotalSpendIncurred_019d8dec-832a-7c4d-aa00-37895f9033e8" xlink:href="lvs-20260331.xsd#lvs_TotalSpendIncurred"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsLineItems_e6e487cf-4071-4c25-bbb8-a5caf1856356" xlink:to="loc_lvs_TotalSpendIncurred_019d8dec-832a-7c4d-aa00-37895f9033e8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_NumberOfSeats_7db15232-11f5-4129-8784-a75d7ef655ef" xlink:href="lvs-20260331.xsd#lvs_NumberOfSeats"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsLineItems_e6e487cf-4071-4c25-bbb8-a5caf1856356" xlink:to="loc_lvs_NumberOfSeats_7db15232-11f5-4129-8784-a75d7ef655ef" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_AdditionalGamingAreaPurchased_019d9c3f-3e17-7529-9de3-62721939faa8" xlink:href="lvs-20260331.xsd#lvs_AdditionalGamingAreaPurchased"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsLineItems_e6e487cf-4071-4c25-bbb8-a5caf1856356" xlink:to="loc_lvs_AdditionalGamingAreaPurchased_019d9c3f-3e17-7529-9de3-62721939faa8" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_ExpectedCostToComplete_019d8def-2622-7811-afce-9d19a29307f1" xlink:href="lvs-20260331.xsd#lvs_ExpectedCostToComplete"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsLineItems_e6e487cf-4071-4c25-bbb8-a5caf1856356" xlink:to="loc_lvs_ExpectedCostToComplete_019d8def-2622-7811-afce-9d19a29307f1" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_CostsIncurredToDateDevelopmentCosts_fba21d48-624f-4917-a6ac-22ffc245a89d" xlink:href="lvs-20260331.xsd#lvs_CostsIncurredToDateDevelopmentCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsLineItems_e6e487cf-4071-4c25-bbb8-a5caf1856356" xlink:to="loc_lvs_CostsIncurredToDateDevelopmentCosts_fba21d48-624f-4917-a6ac-22ffc245a89d" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_PaymentForAdditionalGamingArea_45eeadf7-0311-44ae-8446-2b4a95d4e36e" xlink:href="lvs-20260331.xsd#lvs_PaymentForAdditionalGamingArea"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsLineItems_e6e487cf-4071-4c25-bbb8-a5caf1856356" xlink:to="loc_lvs_PaymentForAdditionalGamingArea_45eeadf7-0311-44ae-8446-2b4a95d4e36e" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_PaymentForAdditionalGrossFloorArea_019d8df4-af0e-7840-8ff5-8c771d05246d" xlink:href="lvs-20260331.xsd#lvs_PaymentForAdditionalGrossFloorArea"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_OrganizationConsolidationandPresentationofFinancialStatementsLineItems_e6e487cf-4071-4c25-bbb8-a5caf1856356" xlink:to="loc_lvs_PaymentForAdditionalGrossFloorArea_019d8df4-af0e-7840-8ff5-8c771d05246d" xlink:type="arc" order="8"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.sands.com/role/AccountsReceivableNetandCustomerContractRelatedLiabilitiesScheduleofAccountsNotesLoansandFinancialReceivableDetails" xlink:type="simple" xlink:href="lvs-20260331.xsd#AccountsReceivableNetandCustomerContractRelatedLiabilitiesScheduleofAccountsNotesLoansandFinancialReceivableDetails"/>
  <link:definitionLink xlink:role="http://www.sands.com/role/AccountsReceivableNetandCustomerContractRelatedLiabilitiesScheduleofAccountsNotesLoansandFinancialReceivableDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_0fca8216-7f1a-4481-ab01-5fa0057f36e2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_b189fe95-91a7-4947-b4d9-b5a742086c58" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_0fca8216-7f1a-4481-ab01-5fa0057f36e2" xlink:to="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_b189fe95-91a7-4947-b4d9-b5a742086c58" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_f0ac3c56-3e1c-4296-8e04-9bacd2167c9c" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_b189fe95-91a7-4947-b4d9-b5a742086c58" xlink:to="loc_srt_ProductOrServiceAxis_f0ac3c56-3e1c-4296-8e04-9bacd2167c9c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_f0ac3c56-3e1c-4296-8e04-9bacd2167c9c_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_f0ac3c56-3e1c-4296-8e04-9bacd2167c9c" xlink:to="loc_srt_ProductsAndServicesDomain_f0ac3c56-3e1c-4296-8e04-9bacd2167c9c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_fc2d455c-2ed2-4f4f-a346-d83b67c84e73" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_f0ac3c56-3e1c-4296-8e04-9bacd2167c9c" xlink:to="loc_srt_ProductsAndServicesDomain_fc2d455c-2ed2-4f4f-a346-d83b67c84e73" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CasinoMember_9925cc2a-a198-45fc-9b41-8196888c46bb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CasinoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_fc2d455c-2ed2-4f4f-a346-d83b67c84e73" xlink:to="loc_us-gaap_CasinoMember_9925cc2a-a198-45fc-9b41-8196888c46bb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OccupancyMember_8b86d959-0aaa-48c9-8aab-b9e4c8b69e53" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OccupancyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_fc2d455c-2ed2-4f4f-a346-d83b67c84e73" xlink:to="loc_us-gaap_OccupancyMember_8b86d959-0aaa-48c9-8aab-b9e4c8b69e53" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_MallMember_e8b2dcdf-3a92-48f5-909e-731bb1db126f" xlink:href="lvs-20260331.xsd#lvs_MallMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_fc2d455c-2ed2-4f4f-a346-d83b67c84e73" xlink:to="loc_lvs_MallMember_e8b2dcdf-3a92-48f5-909e-731bb1db126f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_OtherMember_ee734573-f6dd-4ef7-9cd5-0d249cf34b01" xlink:href="lvs-20260331.xsd#lvs_OtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_fc2d455c-2ed2-4f4f-a346-d83b67c84e73" xlink:to="loc_lvs_OtherMember_ee734573-f6dd-4ef7-9cd5-0d249cf34b01" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableGrossCurrent_9d14683f-ac0e-4233-a8d7-097d648cf0a4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableGrossCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_0fca8216-7f1a-4481-ab01-5fa0057f36e2" xlink:to="loc_us-gaap_AccountsReceivableGrossCurrent_9d14683f-ac0e-4233-a8d7-097d648cf0a4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_f0e7fa3b-4b83-4b41-a482-5eedd30dfb6b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_0fca8216-7f1a-4481-ab01-5fa0057f36e2" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_f0e7fa3b-4b83-4b41-a482-5eedd30dfb6b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_2bfee32e-e2aa-4a7d-8dc1-48ed27977ab7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_0fca8216-7f1a-4481-ab01-5fa0057f36e2" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_2bfee32e-e2aa-4a7d-8dc1-48ed27977ab7" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.sands.com/role/AccountsReceivableNetandCustomerContractRelatedLiabilitiesCustomerContractRelatedLiabilitiesDetails" xlink:type="simple" xlink:href="lvs-20260331.xsd#AccountsReceivableNetandCustomerContractRelatedLiabilitiesCustomerContractRelatedLiabilitiesDetails"/>
  <link:definitionLink xlink:role="http://www.sands.com/role/AccountsReceivableNetandCustomerContractRelatedLiabilitiesCustomerContractRelatedLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_lvs_CustomerContractRelatedLiabilitiesLineItems_f921eed1-1179-449a-9fb6-cb9d37a96a7a" xlink:href="lvs-20260331.xsd#lvs_CustomerContractRelatedLiabilitiesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_ContractAndContractRelatedLiabilitiesTable_44935a8b-1a2e-4dde-87df-575def936f0f" xlink:href="lvs-20260331.xsd#lvs_ContractAndContractRelatedLiabilitiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_lvs_CustomerContractRelatedLiabilitiesLineItems_f921eed1-1179-449a-9fb6-cb9d37a96a7a" xlink:to="loc_lvs_ContractAndContractRelatedLiabilitiesTable_44935a8b-1a2e-4dde-87df-575def936f0f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_ContractandContractRelatedLiabilitiesAxis_122de9c4-02e8-4d74-a3d2-16f7b290c73e" xlink:href="lvs-20260331.xsd#lvs_ContractandContractRelatedLiabilitiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_ContractAndContractRelatedLiabilitiesTable_44935a8b-1a2e-4dde-87df-575def936f0f" xlink:to="loc_lvs_ContractandContractRelatedLiabilitiesAxis_122de9c4-02e8-4d74-a3d2-16f7b290c73e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_ContractAndContractRelatedLiabilitiesDomain_122de9c4-02e8-4d74-a3d2-16f7b290c73e_default" xlink:href="lvs-20260331.xsd#lvs_ContractAndContractRelatedLiabilitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_lvs_ContractandContractRelatedLiabilitiesAxis_122de9c4-02e8-4d74-a3d2-16f7b290c73e" xlink:to="loc_lvs_ContractAndContractRelatedLiabilitiesDomain_122de9c4-02e8-4d74-a3d2-16f7b290c73e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_ContractAndContractRelatedLiabilitiesDomain_c1cb9f6c-a2eb-43c6-874b-59d41f8e0f0c" xlink:href="lvs-20260331.xsd#lvs_ContractAndContractRelatedLiabilitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_lvs_ContractandContractRelatedLiabilitiesAxis_122de9c4-02e8-4d74-a3d2-16f7b290c73e" xlink:to="loc_lvs_ContractAndContractRelatedLiabilitiesDomain_c1cb9f6c-a2eb-43c6-874b-59d41f8e0f0c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_OutstandingChipLiabilityMember_b36ee09c-5f08-4770-9331-6d49499e28fb" xlink:href="lvs-20260331.xsd#lvs_OutstandingChipLiabilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_ContractAndContractRelatedLiabilitiesDomain_c1cb9f6c-a2eb-43c6-874b-59d41f8e0f0c" xlink:to="loc_lvs_OutstandingChipLiabilityMember_b36ee09c-5f08-4770-9331-6d49499e28fb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_LoyaltyProgramLiabilityMember_c4ed4c46-df02-4b4b-a179-f2a3121c2cb4" xlink:href="lvs-20260331.xsd#lvs_LoyaltyProgramLiabilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_ContractAndContractRelatedLiabilitiesDomain_c1cb9f6c-a2eb-43c6-874b-59d41f8e0f0c" xlink:to="loc_lvs_LoyaltyProgramLiabilityMember_c4ed4c46-df02-4b4b-a179-f2a3121c2cb4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_CustomerDepositsAndOtherDeferredRevenueMember_0137b2af-329f-4afe-9bb9-9c506c86d13a" xlink:href="lvs-20260331.xsd#lvs_CustomerDepositsAndOtherDeferredRevenueMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_ContractAndContractRelatedLiabilitiesDomain_c1cb9f6c-a2eb-43c6-874b-59d41f8e0f0c" xlink:to="loc_lvs_CustomerDepositsAndOtherDeferredRevenueMember_0137b2af-329f-4afe-9bb9-9c506c86d13a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_22b6a75e-9056-43c1-a7fc-96a7cdcfd77a" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_ContractAndContractRelatedLiabilitiesTable_44935a8b-1a2e-4dde-87df-575def936f0f" xlink:to="loc_srt_ProductOrServiceAxis_22b6a75e-9056-43c1-a7fc-96a7cdcfd77a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_22b6a75e-9056-43c1-a7fc-96a7cdcfd77a_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_22b6a75e-9056-43c1-a7fc-96a7cdcfd77a" xlink:to="loc_srt_ProductsAndServicesDomain_22b6a75e-9056-43c1-a7fc-96a7cdcfd77a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_95b4bd07-8ec2-4f9a-b03b-b2bd682a0467" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_22b6a75e-9056-43c1-a7fc-96a7cdcfd77a" xlink:to="loc_srt_ProductsAndServicesDomain_95b4bd07-8ec2-4f9a-b03b-b2bd682a0467" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_MallMember_705d9d48-c499-4ba8-bd19-5323a65efbcf" xlink:href="lvs-20260331.xsd#lvs_MallMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_95b4bd07-8ec2-4f9a-b03b-b2bd682a0467" xlink:to="loc_lvs_MallMember_705d9d48-c499-4ba8-bd19-5323a65efbcf" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiability_0a8cc7e5-b974-41fa-b754-2af07b6c33e7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractWithCustomerLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_CustomerContractRelatedLiabilitiesLineItems_f921eed1-1179-449a-9fb6-cb9d37a96a7a" xlink:to="loc_us-gaap_ContractWithCustomerLiability_0a8cc7e5-b974-41fa-b754-2af07b6c33e7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_db581385-dc4a-458e-be5d-b101fbbae8bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_CustomerContractRelatedLiabilitiesLineItems_f921eed1-1179-449a-9fb6-cb9d37a96a7a" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_db581385-dc4a-458e-be5d-b101fbbae8bc" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.sands.com/role/DebtScheduleofDebtDetails" xlink:type="simple" xlink:href="lvs-20260331.xsd#DebtScheduleofDebtDetails"/>
  <link:definitionLink xlink:role="http://www.sands.com/role/DebtScheduleofDebtDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_aad6ff3a-0807-43a4-9d3c-2a9a79311665" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_fc45f058-56db-4b12-9a4a-589bb4c4c947" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_aad6ff3a-0807-43a4-9d3c-2a9a79311665" xlink:to="loc_us-gaap_DebtInstrumentTable_fc45f058-56db-4b12-9a4a-589bb4c4c947" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_a85d2cd8-e926-4278-b534-21dff203ecdb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_fc45f058-56db-4b12-9a4a-589bb4c4c947" xlink:to="loc_us-gaap_DebtInstrumentAxis_a85d2cd8-e926-4278-b534-21dff203ecdb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_a85d2cd8-e926-4278-b534-21dff203ecdb_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_a85d2cd8-e926-4278-b534-21dff203ecdb" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_a85d2cd8-e926-4278-b534-21dff203ecdb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_a85d2cd8-e926-4278-b534-21dff203ecdb" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A3.500SeniorNotesdue2026Member_ee18c2fb-3154-4d32-a708-d0de84b245a7" xlink:href="lvs-20260331.xsd#lvs_A3.500SeniorNotesdue2026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A3.500SeniorNotesdue2026Member_ee18c2fb-3154-4d32-a708-d0de84b245a7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A5.900SeniorNotesDue2027Member_652995d2-14a7-4e14-83d4-2a609d03b3b5" xlink:href="lvs-20260331.xsd#lvs_A5.900SeniorNotesDue2027Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A5.900SeniorNotesDue2027Member_652995d2-14a7-4e14-83d4-2a609d03b3b5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A5.625SeniorNotesDue2028Member_d7d4e11f-68e6-4b7c-869e-3dd0fde95810" xlink:href="lvs-20260331.xsd#lvs_A5.625SeniorNotesDue2028Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A5.625SeniorNotesDue2028Member_d7d4e11f-68e6-4b7c-869e-3dd0fde95810" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A6.000SeniorNotesDue2029Member_7ca07b29-ab6c-4515-95e2-448b45a75dbd" xlink:href="lvs-20260331.xsd#lvs_A6.000SeniorNotesDue2029Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A6.000SeniorNotesDue2029Member_7ca07b29-ab6c-4515-95e2-448b45a75dbd" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A3.900SeniorNotesdue2029Member_fcb7b19e-64e2-43b3-971f-37cbc95955d7" xlink:href="lvs-20260331.xsd#lvs_A3.900SeniorNotesdue2029Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A3.900SeniorNotesdue2029Member_fcb7b19e-64e2-43b3-971f-37cbc95955d7" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A6.000SeniorNotesDue2030Member_b97f5418-488a-43be-8807-e5e6b39cd90e" xlink:href="lvs-20260331.xsd#lvs_A6.000SeniorNotesDue2030Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A6.000SeniorNotesDue2030Member_b97f5418-488a-43be-8807-e5e6b39cd90e" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A6.200SeniorNotesDue2034Member_1bc97c1a-98c1-4bbe-9dff-f656ef573416" xlink:href="lvs-20260331.xsd#lvs_A6.200SeniorNotesDue2034Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A6.200SeniorNotesDue2034Member_1bc97c1a-98c1-4bbe-9dff-f656ef573416" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A3800SeniorNotesDue2026Member_72f58392-b7a4-4d26-a65b-ea1a192f3f49" xlink:href="lvs-20260331.xsd#lvs_A3800SeniorNotesDue2026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A3800SeniorNotesDue2026Member_72f58392-b7a4-4d26-a65b-ea1a192f3f49" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A2300SeniorNotesDue2027Member_a31d4dfe-1b53-4f1e-a422-6029c3b5701e" xlink:href="lvs-20260331.xsd#lvs_A2300SeniorNotesDue2027Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A2300SeniorNotesDue2027Member_a31d4dfe-1b53-4f1e-a422-6029c3b5701e" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A5.400SeniorNotesdue2028Member_597011d2-4bc6-4281-8048-e267d38c0ba6" xlink:href="lvs-20260331.xsd#lvs_A5.400SeniorNotesdue2028Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A5.400SeniorNotesdue2028Member_597011d2-4bc6-4281-8048-e267d38c0ba6" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A2850SeniorNotesDue2029Member_d81ffec2-e997-467c-88dd-b0615c6c3bc6" xlink:href="lvs-20260331.xsd#lvs_A2850SeniorNotesDue2029Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A2850SeniorNotesDue2029Member_d81ffec2-e997-467c-88dd-b0615c6c3bc6" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A4375SeniorNotesDue2030Member_d2dab759-5011-4050-abfb-c14efaf1fc4a" xlink:href="lvs-20260331.xsd#lvs_A4375SeniorNotesDue2030Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A4375SeniorNotesDue2030Member_d2dab759-5011-4050-abfb-c14efaf1fc4a" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A3250SeniorNotesDue2031Member_fbf124c0-82f5-48c8-b0ab-9ae679f50ce2" xlink:href="lvs-20260331.xsd#lvs_A3250SeniorNotesDue2031Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A3250SeniorNotesDue2031Member_fbf124c0-82f5-48c8-b0ab-9ae679f50ce2" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A2024SCLRevolvingFacilityMember_019d8e65-23c4-73a9-927f-fac11ec6a833" xlink:href="lvs-20260331.xsd#lvs_A2024SCLRevolvingFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A2024SCLRevolvingFacilityMember_019d8e65-23c4-73a9-927f-fac11ec6a833" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A2024SCLTermLoanFacilityMember_7f042beb-381f-4679-9b8f-2de535c7396c" xlink:href="lvs-20260331.xsd#lvs_A2024SCLTermLoanFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A2024SCLTermLoanFacilityMember_7f042beb-381f-4679-9b8f-2de535c7396c" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A2025SingaporeTermLoanFacilityMember_91191134-d7a6-4a5b-93d0-4e8ec588f05a" xlink:href="lvs-20260331.xsd#lvs_A2025SingaporeTermLoanFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A2025SingaporeTermLoanFacilityMember_91191134-d7a6-4a5b-93d0-4e8ec588f05a" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A2025SingaporeDelayedDrawTermLoanFacilityMember_a9c3d403-4673-473d-8f55-7f3066de6258" xlink:href="lvs-20260331.xsd#lvs_A2025SingaporeDelayedDrawTermLoanFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_bdf4ee5c-34a5-45c7-a6dd-c92e9af7d455" xlink:to="loc_lvs_A2025SingaporeDelayedDrawTermLoanFacilityMember_a9c3d403-4673-473d-8f55-7f3066de6258" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_212853d4-a647-4d8b-98e0-f0d72cd7fb06" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_fc45f058-56db-4b12-9a4a-589bb4c4c947" xlink:to="loc_srt_StatementGeographicalAxis_212853d4-a647-4d8b-98e0-f0d72cd7fb06" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_212853d4-a647-4d8b-98e0-f0d72cd7fb06_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_212853d4-a647-4d8b-98e0-f0d72cd7fb06" xlink:to="loc_srt_SegmentGeographicalDomain_212853d4-a647-4d8b-98e0-f0d72cd7fb06_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_4105b60a-ec0f-4d19-9bb1-b721810dcba5" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_212853d4-a647-4d8b-98e0-f0d72cd7fb06" xlink:to="loc_srt_SegmentGeographicalDomain_4105b60a-ec0f-4d19-9bb1-b721810dcba5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_bfeb163f-6ead-4ce2-9543-c899f1cbdb3d" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_4105b60a-ec0f-4d19-9bb1-b721810dcba5" xlink:to="loc_country_US_bfeb163f-6ead-4ce2-9543-c899f1cbdb3d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_MO_759d8416-5a44-407e-b74b-55942d984c76" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_MO"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_4105b60a-ec0f-4d19-9bb1-b721810dcba5" xlink:to="loc_country_MO_759d8416-5a44-407e-b74b-55942d984c76" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_SG_91e018c0-dc65-4f11-a58f-243de7036704" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_SG"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_4105b60a-ec0f-4d19-9bb1-b721810dcba5" xlink:to="loc_country_SG_91e018c0-dc65-4f11-a58f-243de7036704" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_c2a28ce3-4491-4b73-84f1-df5ee767d45d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_fc45f058-56db-4b12-9a4a-589bb4c4c947" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_c2a28ce3-4491-4b73-84f1-df5ee767d45d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_c2a28ce3-4491-4b73-84f1-df5ee767d45d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_c2a28ce3-4491-4b73-84f1-df5ee767d45d" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_c2a28ce3-4491-4b73-84f1-df5ee767d45d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_5f530145-037b-4603-a355-f05fd45c2cfa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_c2a28ce3-4491-4b73-84f1-df5ee767d45d" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_5f530145-037b-4603-a355-f05fd45c2cfa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_OtherAssetsNetAndPrepaidExpensesAndOtherMember_5c7e2cf3-b3c4-4c96-9bea-6a20b0ab112a" xlink:href="lvs-20260331.xsd#lvs_OtherAssetsNetAndPrepaidExpensesAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_5f530145-037b-4603-a355-f05fd45c2cfa" xlink:to="loc_lvs_OtherAssetsNetAndPrepaidExpensesAndOtherMember_5c7e2cf3-b3c4-4c96-9bea-6a20b0ab112a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_fb5b9f60-fbb4-4af1-9bb6-b70d737416cd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_aad6ff3a-0807-43a4-9d3c-2a9a79311665" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_fb5b9f60-fbb4-4af1-9bb6-b70d737416cd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_DebtInstrumentInterestRatePeriodEndRate_019d8d33-a5b4-7b9c-a09a-9d4bbb31d2f0" xlink:href="lvs-20260331.xsd#lvs_DebtInstrumentInterestRatePeriodEndRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_aad6ff3a-0807-43a4-9d3c-2a9a79311665" xlink:to="loc_lvs_DebtInstrumentInterestRatePeriodEndRate_019d8d33-a5b4-7b9c-a09a-9d4bbb31d2f0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_ebf4a7b4-8219-420d-8977-38c0e98ab405" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_aad6ff3a-0807-43a4-9d3c-2a9a79311665" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_ebf4a7b4-8219-420d-8977-38c0e98ab405" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_7271b6e7-10c3-4c96-b0ac-35e6b9ebc7b8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_aad6ff3a-0807-43a4-9d3c-2a9a79311665" xlink:to="loc_us-gaap_FinanceLeaseLiability_7271b6e7-10c3-4c96-b0ac-35e6b9ebc7b8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_LongTermDebtAndLeaseObligationIncludingCurrentMaturitiesGross_019d8d34-88ff-7e2e-8159-08288fa6bfdd" xlink:href="lvs-20260331.xsd#lvs_LongTermDebtAndLeaseObligationIncludingCurrentMaturitiesGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_aad6ff3a-0807-43a4-9d3c-2a9a79311665" xlink:to="loc_lvs_LongTermDebtAndLeaseObligationIncludingCurrentMaturitiesGross_019d8d34-88ff-7e2e-8159-08288fa6bfdd" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_32860202-3dfa-4779-a0dd-0db6217f78e1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_aad6ff3a-0807-43a4-9d3c-2a9a79311665" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_32860202-3dfa-4779-a0dd-0db6217f78e1" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_1eaec24e-a86b-457c-ae2b-0a2515e8a58d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_aad6ff3a-0807-43a4-9d3c-2a9a79311665" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_1eaec24e-a86b-457c-ae2b-0a2515e8a58d" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_a15fce35-6e0c-4b7a-88a3-bfe7f8df6dd7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_aad6ff3a-0807-43a4-9d3c-2a9a79311665" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_a15fce35-6e0c-4b7a-88a3-bfe7f8df6dd7" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_46dcbfcc-33a1-4624-9a27-eede8c27a0bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_aad6ff3a-0807-43a4-9d3c-2a9a79311665" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_46dcbfcc-33a1-4624-9a27-eede8c27a0bc" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_15f85982-672c-475a-900c-87785bc10a74" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredFinanceCostsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_aad6ff3a-0807-43a4-9d3c-2a9a79311665" xlink:to="loc_us-gaap_DeferredFinanceCostsNet_15f85982-672c-475a-900c-87785bc10a74" xlink:type="arc" order="9"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.sands.com/role/DebtAdditionalInformationDetails" xlink:type="simple" xlink:href="lvs-20260331.xsd#DebtAdditionalInformationDetails"/>
  <link:definitionLink xlink:role="http://www.sands.com/role/DebtAdditionalInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_8dcb8e2e-06e9-42a9-8410-7737260a6f4d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_2598431f-484c-497b-8fca-abbfa01b38e9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8dcb8e2e-06e9-42a9-8410-7737260a6f4d" xlink:to="loc_us-gaap_DebtInstrumentTable_2598431f-484c-497b-8fca-abbfa01b38e9" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_8e33f133-3bc2-44c0-90be-de35440a2d05" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_2598431f-484c-497b-8fca-abbfa01b38e9" xlink:to="loc_srt_StatementGeographicalAxis_8e33f133-3bc2-44c0-90be-de35440a2d05" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_8e33f133-3bc2-44c0-90be-de35440a2d05_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_8e33f133-3bc2-44c0-90be-de35440a2d05" xlink:to="loc_srt_SegmentGeographicalDomain_8e33f133-3bc2-44c0-90be-de35440a2d05_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_881a19a9-be15-49e9-a63c-0988bd5f3c87" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_8e33f133-3bc2-44c0-90be-de35440a2d05" xlink:to="loc_srt_SegmentGeographicalDomain_881a19a9-be15-49e9-a63c-0988bd5f3c87" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_ab42ae89-c90a-4a67-80b1-38a3f86c56de" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_881a19a9-be15-49e9-a63c-0988bd5f3c87" xlink:to="loc_country_US_ab42ae89-c90a-4a67-80b1-38a3f86c56de" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_MO_37131dc1-526d-4c87-91cf-85d503c94c27" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_MO"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_881a19a9-be15-49e9-a63c-0988bd5f3c87" xlink:to="loc_country_MO_37131dc1-526d-4c87-91cf-85d503c94c27" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_SG_d4dc322a-d042-4efd-ac34-c420f346ee0a" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_SG"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_881a19a9-be15-49e9-a63c-0988bd5f3c87" xlink:to="loc_country_SG_d4dc322a-d042-4efd-ac34-c420f346ee0a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_0d690d39-6af4-4ee8-874b-2bf8cf41545c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_2598431f-484c-497b-8fca-abbfa01b38e9" xlink:to="loc_us-gaap_DebtInstrumentAxis_0d690d39-6af4-4ee8-874b-2bf8cf41545c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_0d690d39-6af4-4ee8-874b-2bf8cf41545c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_0d690d39-6af4-4ee8-874b-2bf8cf41545c" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_0d690d39-6af4-4ee8-874b-2bf8cf41545c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_ae8391f4-5f1a-407c-9380-094d397d3476" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_0d690d39-6af4-4ee8-874b-2bf8cf41545c" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_ae8391f4-5f1a-407c-9380-094d397d3476" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A2024LVSCRevolvingFacilityMember_6d6dab72-84bc-4167-a2f0-e63053913d9c" xlink:href="lvs-20260331.xsd#lvs_A2024LVSCRevolvingFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_ae8391f4-5f1a-407c-9380-094d397d3476" xlink:to="loc_lvs_A2024LVSCRevolvingFacilityMember_6d6dab72-84bc-4167-a2f0-e63053913d9c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A2024SCLRevolvingFacilityMember_15375200-c1ea-4f03-a7b8-6e9dde404f81" xlink:href="lvs-20260331.xsd#lvs_A2024SCLRevolvingFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_ae8391f4-5f1a-407c-9380-094d397d3476" xlink:to="loc_lvs_A2024SCLRevolvingFacilityMember_15375200-c1ea-4f03-a7b8-6e9dde404f81" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A3800SeniorNotesDue2026Member_019d8e07-1e64-7b41-ac7f-30f28b6d1c8e" xlink:href="lvs-20260331.xsd#lvs_A3800SeniorNotesDue2026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_ae8391f4-5f1a-407c-9380-094d397d3476" xlink:to="loc_lvs_A3800SeniorNotesDue2026Member_019d8e07-1e64-7b41-ac7f-30f28b6d1c8e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A2025SingaporeCreditFacilityMember_7df68266-a8a7-4be7-a554-109769a2a39f" xlink:href="lvs-20260331.xsd#lvs_A2025SingaporeCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_ae8391f4-5f1a-407c-9380-094d397d3476" xlink:to="loc_lvs_A2025SingaporeCreditFacilityMember_7df68266-a8a7-4be7-a554-109769a2a39f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A2025SingaporeRevolvingFacilityMember_3844d020-e73f-413e-8a4b-5e058252c712" xlink:href="lvs-20260331.xsd#lvs_A2025SingaporeRevolvingFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_A2025SingaporeCreditFacilityMember_7df68266-a8a7-4be7-a554-109769a2a39f" xlink:to="loc_lvs_A2025SingaporeRevolvingFacilityMember_3844d020-e73f-413e-8a4b-5e058252c712" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A2025SingaporeDelayedDrawTermLoanFacilityMember_cf1c5fec-db63-442c-b6b7-f705a756a08f" xlink:href="lvs-20260331.xsd#lvs_A2025SingaporeDelayedDrawTermLoanFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_A2025SingaporeCreditFacilityMember_7df68266-a8a7-4be7-a554-109769a2a39f" xlink:to="loc_lvs_A2025SingaporeDelayedDrawTermLoanFacilityMember_cf1c5fec-db63-442c-b6b7-f705a756a08f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_019d8e08-66cf-714d-a3cb-2021bb19be6c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_2598431f-484c-497b-8fca-abbfa01b38e9" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_019d8e08-66cf-714d-a3cb-2021bb19be6c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_019d8e08-66cf-714d-a3cb-2021bb19be6c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_019d8e08-66cf-714d-a3cb-2021bb19be6c" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_019d8e08-66cf-714d-a3cb-2021bb19be6c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_019d8e08-66cf-7184-b3d0-d1cc6f9dd2f4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_019d8e08-66cf-714d-a3cb-2021bb19be6c" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_019d8e08-66cf-7184-b3d0-d1cc6f9dd2f4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_019d8e08-91a2-7d18-9efe-c1d142d9736b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_019d8e08-66cf-7184-b3d0-d1cc6f9dd2f4" xlink:to="loc_us-gaap_SubsequentEventMember_019d8e08-91a2-7d18-9efe-c1d142d9736b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_254962fe-04e3-44e4-901f-7fd95e0a8192" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8dcb8e2e-06e9-42a9-8410-7737260a6f4d" xlink:to="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_254962fe-04e3-44e4-901f-7fd95e0a8192" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_c9648e6c-9648-4710-b6ef-4074961c6a80" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8dcb8e2e-06e9-42a9-8410-7737260a6f4d" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_c9648e6c-9648-4710-b6ef-4074961c6a80" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_9144141b-0ad2-46c7-af42-938d6bf0bc36" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8dcb8e2e-06e9-42a9-8410-7737260a6f4d" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_9144141b-0ad2-46c7-af42-938d6bf0bc36" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019d8e05-ab83-7196-a996-e5db6cea9c03" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8dcb8e2e-06e9-42a9-8410-7737260a6f4d" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019d8e05-ab83-7196-a996-e5db6cea9c03" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfDebt_019d8e05-f0d1-7eec-b6ef-d4d85d8589be" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8dcb8e2e-06e9-42a9-8410-7737260a6f4d" xlink:to="loc_us-gaap_RepaymentsOfDebt_019d8e05-f0d1-7eec-b6ef-d4d85d8589be" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_deeeb314-5463-49f1-b874-6478dc630953" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LettersOfCreditOutstandingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8dcb8e2e-06e9-42a9-8410-7737260a6f4d" xlink:to="loc_us-gaap_LettersOfCreditOutstandingAmount_deeeb314-5463-49f1-b874-6478dc630953" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnusedBorrowingCapacityAmount_9890236f-beff-4a99-a894-fd474620d810" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentUnusedBorrowingCapacityAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_8dcb8e2e-06e9-42a9-8410-7737260a6f4d" xlink:to="loc_us-gaap_DebtInstrumentUnusedBorrowingCapacityAmount_9890236f-beff-4a99-a894-fd474620d810" xlink:type="arc" order="6"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.sands.com/role/DebtCashflowsfromFinancingActivitiesRelatedtoDebtandFinanceLeaseObligationsDetails" xlink:type="simple" xlink:href="lvs-20260331.xsd#DebtCashflowsfromFinancingActivitiesRelatedtoDebtandFinanceLeaseObligationsDetails"/>
  <link:definitionLink xlink:role="http://www.sands.com/role/DebtCashflowsfromFinancingActivitiesRelatedtoDebtandFinanceLeaseObligationsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_0eae6932-e907-43c8-b26b-f7101db844e4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_ded6e212-f7f8-4c31-b2cb-f8b32fc63a11" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_0eae6932-e907-43c8-b26b-f7101db844e4" xlink:to="loc_us-gaap_DebtInstrumentTable_ded6e212-f7f8-4c31-b2cb-f8b32fc63a11" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_44bf95b5-a7d2-4401-ada3-ed6432854b5e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_ded6e212-f7f8-4c31-b2cb-f8b32fc63a11" xlink:to="loc_us-gaap_DebtInstrumentAxis_44bf95b5-a7d2-4401-ada3-ed6432854b5e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_44bf95b5-a7d2-4401-ada3-ed6432854b5e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_44bf95b5-a7d2-4401-ada3-ed6432854b5e" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_44bf95b5-a7d2-4401-ada3-ed6432854b5e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_2ce2a6cf-e721-4588-a5b4-4612d6b7cc3e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_44bf95b5-a7d2-4401-ada3-ed6432854b5e" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_2ce2a6cf-e721-4588-a5b4-4612d6b7cc3e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A2024SCLRevolvingFacilityMember_019d8d3c-8b81-7d0d-8fb3-b5c93d59937e" xlink:href="lvs-20260331.xsd#lvs_A2024SCLRevolvingFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_2ce2a6cf-e721-4588-a5b4-4612d6b7cc3e" xlink:to="loc_lvs_A2024SCLRevolvingFacilityMember_019d8d3c-8b81-7d0d-8fb3-b5c93d59937e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A2025SingaporeCreditFacilityMember_3b674ce6-7640-4337-8f07-98206b0bae4b" xlink:href="lvs-20260331.xsd#lvs_A2025SingaporeCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_2ce2a6cf-e721-4588-a5b4-4612d6b7cc3e" xlink:to="loc_lvs_A2025SingaporeCreditFacilityMember_3b674ce6-7640-4337-8f07-98206b0bae4b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_SCLSeniorNotesMember_019db2a5-7e0d-7b07-98c9-e2355200548f" xlink:href="lvs-20260331.xsd#lvs_SCLSeniorNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_2ce2a6cf-e721-4588-a5b4-4612d6b7cc3e" xlink:to="loc_lvs_SCLSeniorNotesMember_019db2a5-7e0d-7b07-98c9-e2355200548f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A2024SCLTermLoanFacilityMember_c00a4e9e-ae9a-4fa5-a5f9-978216b01d26" xlink:href="lvs-20260331.xsd#lvs_A2024SCLTermLoanFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_2ce2a6cf-e721-4588-a5b4-4612d6b7cc3e" xlink:to="loc_lvs_A2024SCLTermLoanFacilityMember_c00a4e9e-ae9a-4fa5-a5f9-978216b01d26" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_A2012SingaporeCreditFacilityMember_0f8e56ce-04c6-4f91-9fb4-02e5a402e070" xlink:href="lvs-20260331.xsd#lvs_A2012SingaporeCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_2ce2a6cf-e721-4588-a5b4-4612d6b7cc3e" xlink:to="loc_lvs_A2012SingaporeCreditFacilityMember_0f8e56ce-04c6-4f91-9fb4-02e5a402e070" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_b8d613f1-a5e1-4320-b661-ec89565436cd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_0eae6932-e907-43c8-b26b-f7101db844e4" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_b8d613f1-a5e1-4320-b661-ec89565436cd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_546494ab-e5f5-4779-ac53-45a4c02bd1f8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_0eae6932-e907-43c8-b26b-f7101db844e4" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_546494ab-e5f5-4779-ac53-45a4c02bd1f8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_ba36b3b0-6329-4008-bd85-016312c4f5e3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeasePrincipalPayments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_0eae6932-e907-43c8-b26b-f7101db844e4" xlink:to="loc_us-gaap_FinanceLeasePrincipalPayments_ba36b3b0-6329-4008-bd85-016312c4f5e3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfDebtAndCapitalLeaseObligations_3f6d7d93-eb4c-4b48-bed9-f31b284e09bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfDebtAndCapitalLeaseObligations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_0eae6932-e907-43c8-b26b-f7101db844e4" xlink:to="loc_us-gaap_RepaymentsOfDebtAndCapitalLeaseObligations_3f6d7d93-eb4c-4b48-bed9-f31b284e09bc" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.sands.com/role/DerivativeInstrumentsAdditionalInformationDetails" xlink:type="simple" xlink:href="lvs-20260331.xsd#DerivativeInstrumentsAdditionalInformationDetails"/>
  <link:definitionLink xlink:role="http://www.sands.com/role/DerivativeInstrumentsAdditionalInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLineItems_8206f81b-d59f-4862-bdb5-3622c1d2396f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeTable_09ed3140-0ef5-496c-a7f1-cc541f5ef729" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativeLineItems_8206f81b-d59f-4862-bdb5-3622c1d2396f" xlink:to="loc_us-gaap_DerivativeTable_09ed3140-0ef5-496c-a7f1-cc541f5ef729" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_3f6dbbbc-b67e-4bdd-ae33-998fae3d6d37" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_09ed3140-0ef5-496c-a7f1-cc541f5ef729" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_3f6dbbbc-b67e-4bdd-ae33-998fae3d6d37" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_3f6dbbbc-b67e-4bdd-ae33-998fae3d6d37_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingRelationshipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_3f6dbbbc-b67e-4bdd-ae33-998fae3d6d37" xlink:to="loc_us-gaap_HedgingRelationshipDomain_3f6dbbbc-b67e-4bdd-ae33-998fae3d6d37_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_af9c9c0c-1822-4084-bdcf-66a9368450b8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingRelationshipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_3f6dbbbc-b67e-4bdd-ae33-998fae3d6d37" xlink:to="loc_us-gaap_HedgingRelationshipDomain_af9c9c0c-1822-4084-bdcf-66a9368450b8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashFlowHedgingMember_5c182841-45d8-4d18-aed9-ec946a8548f8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashFlowHedgingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingRelationshipDomain_af9c9c0c-1822-4084-bdcf-66a9368450b8" xlink:to="loc_us-gaap_CashFlowHedgingMember_5c182841-45d8-4d18-aed9-ec946a8548f8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentHedgingMember_c87d45b4-b08c-498b-974e-cb165323dfb6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetInvestmentHedgingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingRelationshipDomain_af9c9c0c-1822-4084-bdcf-66a9368450b8" xlink:to="loc_us-gaap_NetInvestmentHedgingMember_c87d45b4-b08c-498b-974e-cb165323dfb6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_545e54db-1df7-4782-b425-e086b401cd15" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_09ed3140-0ef5-496c-a7f1-cc541f5ef729" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_545e54db-1df7-4782-b425-e086b401cd15" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_545e54db-1df7-4782-b425-e086b401cd15_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_545e54db-1df7-4782-b425-e086b401cd15" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_545e54db-1df7-4782-b425-e086b401cd15_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_0313bcc2-93f3-453e-abc3-8178ea08f253" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_545e54db-1df7-4782-b425-e086b401cd15" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_0313bcc2-93f3-453e-abc3-8178ea08f253" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrencySwapMember_40de7448-9c9d-4e46-b364-66416b48b29c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrencySwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_0313bcc2-93f3-453e-abc3-8178ea08f253" xlink:to="loc_us-gaap_CurrencySwapMember_40de7448-9c9d-4e46-b364-66416b48b29c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeForwardMember_03d5e903-3dbe-4d49-abfd-fe30d762bdd9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignExchangeForwardMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_0313bcc2-93f3-453e-abc3-8178ea08f253" xlink:to="loc_us-gaap_ForeignExchangeForwardMember_03d5e903-3dbe-4d49-abfd-fe30d762bdd9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_NameOfCurrencySwapAxis_ea64f9fc-b542-4789-9c71-977db0c30722" xlink:href="lvs-20260331.xsd#lvs_NameOfCurrencySwapAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_09ed3140-0ef5-496c-a7f1-cc541f5ef729" xlink:to="loc_lvs_NameOfCurrencySwapAxis_ea64f9fc-b542-4789-9c71-977db0c30722" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_NameOfCurrencySwapDomain_ea64f9fc-b542-4789-9c71-977db0c30722_default" xlink:href="lvs-20260331.xsd#lvs_NameOfCurrencySwapDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_lvs_NameOfCurrencySwapAxis_ea64f9fc-b542-4789-9c71-977db0c30722" xlink:to="loc_lvs_NameOfCurrencySwapDomain_ea64f9fc-b542-4789-9c71-977db0c30722_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_NameOfCurrencySwapDomain_7a29462c-e4a6-4a26-98e4-38ff44e78f8e" xlink:href="lvs-20260331.xsd#lvs_NameOfCurrencySwapDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_lvs_NameOfCurrencySwapAxis_ea64f9fc-b542-4789-9c71-977db0c30722" xlink:to="loc_lvs_NameOfCurrencySwapDomain_7a29462c-e4a6-4a26-98e4-38ff44e78f8e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_SCLForwardsMember_019d8d57-5476-7f63-b8a9-476eef77c64e" xlink:href="lvs-20260331.xsd#lvs_SCLForwardsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_NameOfCurrencySwapDomain_7a29462c-e4a6-4a26-98e4-38ff44e78f8e" xlink:to="loc_lvs_SCLForwardsMember_019d8d57-5476-7f63-b8a9-476eef77c64e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_SCLSwapsMember_019d8e0d-0eb5-7e72-ba25-c56520627e27" xlink:href="lvs-20260331.xsd#lvs_SCLSwapsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_NameOfCurrencySwapDomain_7a29462c-e4a6-4a26-98e4-38ff44e78f8e" xlink:to="loc_lvs_SCLSwapsMember_019d8e0d-0eb5-7e72-ba25-c56520627e27" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_e3ff7a45-ec82-4e5f-a166-bc134f7b9f3d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_09ed3140-0ef5-496c-a7f1-cc541f5ef729" xlink:to="loc_us-gaap_HedgingDesignationAxis_e3ff7a45-ec82-4e5f-a166-bc134f7b9f3d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_e3ff7a45-ec82-4e5f-a166-bc134f7b9f3d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_e3ff7a45-ec82-4e5f-a166-bc134f7b9f3d" xlink:to="loc_us-gaap_HedgingDesignationDomain_e3ff7a45-ec82-4e5f-a166-bc134f7b9f3d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_15bc9129-d7f4-45f1-8077-63d2d966a7cf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_e3ff7a45-ec82-4e5f-a166-bc134f7b9f3d" xlink:to="loc_us-gaap_HedgingDesignationDomain_15bc9129-d7f4-45f1-8077-63d2d966a7cf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_06d792a3-b929-4582-8223-688e726797bd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_15bc9129-d7f4-45f1-8077-63d2d966a7cf" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_06d792a3-b929-4582-8223-688e726797bd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_NameOfNetInvestmentHedgeAxis_fce9cf85-f91c-46a5-9783-f255a300a2b2" xlink:href="lvs-20260331.xsd#lvs_NameOfNetInvestmentHedgeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_09ed3140-0ef5-496c-a7f1-cc541f5ef729" xlink:to="loc_lvs_NameOfNetInvestmentHedgeAxis_fce9cf85-f91c-46a5-9783-f255a300a2b2" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_NameOfNetInvestmentHedgeDomain_fce9cf85-f91c-46a5-9783-f255a300a2b2_default" xlink:href="lvs-20260331.xsd#lvs_NameOfNetInvestmentHedgeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_lvs_NameOfNetInvestmentHedgeAxis_fce9cf85-f91c-46a5-9783-f255a300a2b2" xlink:to="loc_lvs_NameOfNetInvestmentHedgeDomain_fce9cf85-f91c-46a5-9783-f255a300a2b2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_NameOfNetInvestmentHedgeDomain_f652640f-6462-44e9-8b3c-2c2a5cd7ce10" xlink:href="lvs-20260331.xsd#lvs_NameOfNetInvestmentHedgeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_lvs_NameOfNetInvestmentHedgeAxis_fce9cf85-f91c-46a5-9783-f255a300a2b2" xlink:to="loc_lvs_NameOfNetInvestmentHedgeDomain_f652640f-6462-44e9-8b3c-2c2a5cd7ce10" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_MBSNetInvestmentHedgeMember_7c11aa90-2fd7-4f25-8730-855af9b7fdb8" xlink:href="lvs-20260331.xsd#lvs_MBSNetInvestmentHedgeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_NameOfNetInvestmentHedgeDomain_f652640f-6462-44e9-8b3c-2c2a5cd7ce10" xlink:to="loc_lvs_MBSNetInvestmentHedgeMember_7c11aa90-2fd7-4f25-8730-855af9b7fdb8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_SCLNetInvestmentHedgeMember_f55d1640-11e8-4567-add7-a263226e99a2" xlink:href="lvs-20260331.xsd#lvs_SCLNetInvestmentHedgeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_NameOfNetInvestmentHedgeDomain_f652640f-6462-44e9-8b3c-2c2a5cd7ce10" xlink:to="loc_lvs_SCLNetInvestmentHedgeMember_f55d1640-11e8-4567-add7-a263226e99a2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNotionalAmount_b329fa53-ba7f-4a4d-9e0b-d592d5a2f62f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeNotionalAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_8206f81b-d59f-4862-bdb5-3622c1d2396f" xlink:to="loc_us-gaap_DerivativeNotionalAmount_b329fa53-ba7f-4a4d-9e0b-d592d5a2f62f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months_b339708c-ad8e-4d29-941d-65ae60193302" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_8206f81b-d59f-4862-bdb5-3622c1d2396f" xlink:to="loc_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months_b339708c-ad8e-4d29-941d-65ae60193302" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.sands.com/role/EquityandEarningsPerShareDetails" xlink:type="simple" xlink:href="lvs-20260331.xsd#EquityandEarningsPerShareDetails"/>
  <link:definitionLink xlink:role="http://www.sands.com/role/EquityandEarningsPerShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_6a608655-6afa-46b5-950c-9a7f730d9464" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_25f0d6c3-1f08-4994-819b-118885fe39dd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ClassOfStockLineItems_6a608655-6afa-46b5-950c-9a7f730d9464" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_25f0d6c3-1f08-4994-819b-118885fe39dd" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_58e3e7c9-6475-4419-b0f2-bf594672e620" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_25f0d6c3-1f08-4994-819b-118885fe39dd" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_58e3e7c9-6475-4419-b0f2-bf594672e620" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_58e3e7c9-6475-4419-b0f2-bf594672e620_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_58e3e7c9-6475-4419-b0f2-bf594672e620" xlink:to="loc_us-gaap_EquityComponentDomain_58e3e7c9-6475-4419-b0f2-bf594672e620_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_a0d205cd-c4e9-40bf-bdc9-b66d501cc1f1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_58e3e7c9-6475-4419-b0f2-bf594672e620" xlink:to="loc_us-gaap_EquityComponentDomain_a0d205cd-c4e9-40bf-bdc9-b66d501cc1f1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_221ac772-7d96-468c-9a37-65451130a288" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_a0d205cd-c4e9-40bf-bdc9-b66d501cc1f1" xlink:to="loc_us-gaap_RetainedEarningsMember_221ac772-7d96-468c-9a37-65451130a288" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_a5be2e82-cba5-4e58-8d49-9819522e09c9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_25f0d6c3-1f08-4994-819b-118885fe39dd" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_a5be2e82-cba5-4e58-8d49-9819522e09c9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_a5be2e82-cba5-4e58-8d49-9819522e09c9_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_a5be2e82-cba5-4e58-8d49-9819522e09c9" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_a5be2e82-cba5-4e58-8d49-9819522e09c9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_a377062e-56a3-4a2c-b4e1-882dc3a049a7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_a5be2e82-cba5-4e58-8d49-9819522e09c9" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_a377062e-56a3-4a2c-b4e1-882dc3a049a7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_5cf3c3c1-a031-450d-933e-f1ef4c1923f8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_a377062e-56a3-4a2c-b4e1-882dc3a049a7" xlink:to="loc_us-gaap_SubsequentEventMember_5cf3c3c1-a031-450d-933e-f1ef4c1923f8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementScenarioAxis_39ebb7b6-284f-41ee-9e1f-2d670978acb0" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementScenarioAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_25f0d6c3-1f08-4994-819b-118885fe39dd" xlink:to="loc_srt_StatementScenarioAxis_39ebb7b6-284f-41ee-9e1f-2d670978acb0" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_39ebb7b6-284f-41ee-9e1f-2d670978acb0_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementScenarioAxis_39ebb7b6-284f-41ee-9e1f-2d670978acb0" xlink:to="loc_srt_ScenarioUnspecifiedDomain_39ebb7b6-284f-41ee-9e1f-2d670978acb0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_614d777d-94a2-4e6f-b8db-a7cc98b0e568" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementScenarioAxis_39ebb7b6-284f-41ee-9e1f-2d670978acb0" xlink:to="loc_srt_ScenarioUnspecifiedDomain_614d777d-94a2-4e6f-b8db-a7cc98b0e568" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioForecastMember_e9e1f0e2-e6a6-4bc0-a61d-f08272c5303c" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioForecastMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ScenarioUnspecifiedDomain_614d777d-94a2-4e6f-b8db-a7cc98b0e568" xlink:to="loc_srt_ScenarioForecastMember_e9e1f0e2-e6a6-4bc0-a61d-f08272c5303c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_d590b26e-9bf3-46a8-852c-fc5310b1f193" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockDividendsPerShareDeclared"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6a608655-6afa-46b5-950c-9a7f730d9464" xlink:to="loc_us-gaap_CommonStockDividendsPerShareDeclared_d590b26e-9bf3-46a8-852c-fc5310b1f193" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsCommonStockCash_487ec163-d897-4bbf-959c-f1a986f3befb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DividendsCommonStockCash"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6a608655-6afa-46b5-950c-9a7f730d9464" xlink:to="loc_us-gaap_DividendsCommonStockCash_487ec163-d897-4bbf-959c-f1a986f3befb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_019d8e45-7f8a-7fd2-ba88-58b799be68ab" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6a608655-6afa-46b5-950c-9a7f730d9464" xlink:to="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_019d8e45-7f8a-7fd2-ba88-58b799be68ab" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.sands.com/role/IncomeTaxesAdditionalInformationDetails" xlink:type="simple" xlink:href="lvs-20260331.xsd#IncomeTaxesAdditionalInformationDetails"/>
  <link:definitionLink xlink:role="http://www.sands.com/role/IncomeTaxesAdditionalInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_lvs_IncomeTaxesLineItems_019d979d-5fb9-78bf-aad0-9478bb3c1674" xlink:href="lvs-20260331.xsd#lvs_IncomeTaxesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_IncomeTaxesTable_019d979d-5fb9-7d28-bfd7-ac15bba0ef9b" xlink:href="lvs-20260331.xsd#lvs_IncomeTaxesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_lvs_IncomeTaxesLineItems_019d979d-5fb9-78bf-aad0-9478bb3c1674" xlink:to="loc_lvs_IncomeTaxesTable_019d979d-5fb9-7d28-bfd7-ac15bba0ef9b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_019d979d-5fb9-73dd-af66-342092ed359f" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_IncomeTaxesTable_019d979d-5fb9-7d28-bfd7-ac15bba0ef9b" xlink:to="loc_srt_StatementGeographicalAxis_019d979d-5fb9-73dd-af66-342092ed359f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_019d979d-5fb9-73dd-af66-342092ed359f_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_019d979d-5fb9-73dd-af66-342092ed359f" xlink:to="loc_srt_SegmentGeographicalDomain_019d979d-5fb9-73dd-af66-342092ed359f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_019d979d-5fb9-7628-a4e5-d138e14d3ad8" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_019d979d-5fb9-73dd-af66-342092ed359f" xlink:to="loc_srt_SegmentGeographicalDomain_019d979d-5fb9-7628-a4e5-d138e14d3ad8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_MO_019d979d-5fb9-7950-a6a4-054d8ac39105" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_MO"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019d979d-5fb9-7628-a4e5-d138e14d3ad8" xlink:to="loc_country_MO_019d979d-5fb9-7950-a6a4-054d8ac39105" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_019d979d-5fb9-7d61-aa24-0a99cfcb52d2" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019d979d-5fb9-7628-a4e5-d138e14d3ad8" xlink:to="loc_country_US_019d979d-5fb9-7d61-aa24-0a99cfcb52d2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_SG_019d97a5-3aa4-7312-aaed-9be140f89ed3" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_SG"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019d979d-5fb9-7628-a4e5-d138e14d3ad8" xlink:to="loc_country_SG_019d97a5-3aa4-7312-aaed-9be140f89ed3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityAxis_019d979d-5fb9-7259-905a-aacfb1c2276c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_IncomeTaxesTable_019d979d-5fb9-7d28-bfd7-ac15bba0ef9b" xlink:to="loc_us-gaap_IncomeTaxAuthorityAxis_019d979d-5fb9-7259-905a-aacfb1c2276c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_019d979d-5fb9-7259-905a-aacfb1c2276c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_019d979d-5fb9-7259-905a-aacfb1c2276c" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_019d979d-5fb9-7259-905a-aacfb1c2276c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_019d979d-5fb9-78af-b429-d70e4e13d557" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_019d979d-5fb9-7259-905a-aacfb1c2276c" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_019d979d-5fb9-78af-b429-d70e4e13d557" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DomesticCountryMember_019d979d-5fb9-76c2-8789-879481e32867" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DomesticCountryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_019d979d-5fb9-78af-b429-d70e4e13d557" xlink:to="loc_us-gaap_DomesticCountryMember_019d979d-5fb9-76c2-8789-879481e32867" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCountryMember_019d979d-5fb9-7673-bf11-b852bbf56180" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCountryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_019d979d-5fb9-78af-b429-d70e4e13d557" xlink:to="loc_us-gaap_ForeignCountryMember_019d979d-5fb9-7673-bf11-b852bbf56180" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityNameAxis_019d979d-5fb9-7197-b2e2-8df71479d6ec" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_IncomeTaxesTable_019d979d-5fb9-7d28-bfd7-ac15bba0ef9b" xlink:to="loc_us-gaap_IncomeTaxAuthorityNameAxis_019d979d-5fb9-7197-b2e2-8df71479d6ec" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityNameDomain_019d979d-5fb9-7197-b2e2-8df71479d6ec_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeTaxAuthorityNameAxis_019d979d-5fb9-7197-b2e2-8df71479d6ec" xlink:to="loc_us-gaap_IncomeTaxAuthorityNameDomain_019d979d-5fb9-7197-b2e2-8df71479d6ec_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityNameDomain_019d979d-5fb9-7a37-864d-9632af9906b1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeTaxAuthorityNameAxis_019d979d-5fb9-7197-b2e2-8df71479d6ec" xlink:to="loc_us-gaap_IncomeTaxAuthorityNameDomain_019d979d-5fb9-7a37-864d-9632af9906b1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_MacaoFinanceBureauMFBMember_019d979d-5fb9-7cc7-a389-d298575d50d4" xlink:href="lvs-20260331.xsd#lvs_MacaoFinanceBureauMFBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityNameDomain_019d979d-5fb9-7a37-864d-9632af9906b1" xlink:to="loc_lvs_MacaoFinanceBureauMFBMember_019d979d-5fb9-7cc7-a389-d298575d50d4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InlandRevenueSingaporeIRASMember_019d979d-5fb9-7699-8c1c-22d4440a4852" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InlandRevenueSingaporeIRASMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityNameDomain_019d979d-5fb9-7a37-864d-9632af9906b1" xlink:to="loc_us-gaap_InlandRevenueSingaporeIRASMember_019d979d-5fb9-7699-8c1c-22d4440a4852" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InternalRevenueServiceIRSMember_019d979d-5fb9-7f7b-9f91-62f4cf5ecf28" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InternalRevenueServiceIRSMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityNameDomain_019d979d-5fb9-7a37-864d-9632af9906b1" xlink:to="loc_us-gaap_InternalRevenueServiceIRSMember_019d979d-5fb9-7f7b-9f91-62f4cf5ecf28" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_019d979d-5fb9-7ee6-aba7-1c45c3a10ba7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_IncomeTaxesTable_019d979d-5fb9-7d28-bfd7-ac15bba0ef9b" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_019d979d-5fb9-7ee6-aba7-1c45c3a10ba7" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_019d979d-5fb9-7ee6-aba7-1c45c3a10ba7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_019d979d-5fb9-7ee6-aba7-1c45c3a10ba7" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_019d979d-5fb9-7ee6-aba7-1c45c3a10ba7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_019d979d-5fb9-7e67-943f-4a7b3ce78df0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_019d979d-5fb9-7ee6-aba7-1c45c3a10ba7" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_019d979d-5fb9-7e67-943f-4a7b3ce78df0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_CorporateExpenseMember_019d979d-5fb9-7686-91b5-03cd3f838710" xlink:href="lvs-20260331.xsd#lvs_CorporateExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_019d979d-5fb9-7e67-943f-4a7b3ce78df0" xlink:to="loc_lvs_CorporateExpenseMember_019d979d-5fb9-7686-91b5-03cd3f838710" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019d97a1-c8b4-79ee-89c0-10bb715a6d3a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_IncomeTaxesLineItems_019d979d-5fb9-78bf-aad0-9478bb3c1674" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019d97a1-c8b4-79ee-89c0-10bb715a6d3a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_StatutoryTaxRatePercent_019d979d-5fb9-7e49-8d2a-131e1ea4a773" xlink:href="lvs-20260331.xsd#lvs_StatutoryTaxRatePercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_IncomeTaxesLineItems_019d979d-5fb9-78bf-aad0-9478bb3c1674" xlink:to="loc_lvs_StatutoryTaxRatePercent_019d979d-5fb9-7e49-8d2a-131e1ea4a773" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_019d979d-5fb9-7f91-95a2-514681415b89" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_IncomeTaxesLineItems_019d979d-5fb9-78bf-aad0-9478bb3c1674" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_019d979d-5fb9-7f91-95a2-514681415b89" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_StatutoryTaxRateDueToIncomeTaxExemptionPercent_019d97a2-3335-775d-9a0b-0b222f57f0e0" xlink:href="lvs-20260331.xsd#lvs_StatutoryTaxRateDueToIncomeTaxExemptionPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_IncomeTaxesLineItems_019d979d-5fb9-78bf-aad0-9478bb3c1674" xlink:to="loc_lvs_StatutoryTaxRateDueToIncomeTaxExemptionPercent_019d97a2-3335-775d-9a0b-0b222f57f0e0" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_ShareholderDividendTax_019d97a2-5906-7a1a-bdf8-6023c5f1bd3e" xlink:href="lvs-20260331.xsd#lvs_ShareholderDividendTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_IncomeTaxesLineItems_019d979d-5fb9-78bf-aad0-9478bb3c1674" xlink:to="loc_lvs_ShareholderDividendTax_019d97a2-5906-7a1a-bdf8-6023c5f1bd3e" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.sands.com/role/LessorLeaseRevenueComponentsDetails" xlink:type="simple" xlink:href="lvs-20260331.xsd#LessorLeaseRevenueComponentsDetails"/>
  <link:definitionLink xlink:role="http://www.sands.com/role/LessorLeaseRevenueComponentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LessorLeaseDescriptionLineItems_46b3e030-134c-489e-963a-0fe5f4b6e8c1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LessorLeaseDescriptionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LessorLeaseDescriptionTable_2565affa-1eb5-43e0-a6d4-704101d12aff" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LessorLeaseDescriptionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LessorLeaseDescriptionLineItems_46b3e030-134c-489e-963a-0fe5f4b6e8c1" xlink:to="loc_us-gaap_LessorLeaseDescriptionTable_2565affa-1eb5-43e0-a6d4-704101d12aff" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_f363fae5-224f-4218-ae63-4700fc006818" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LessorLeaseDescriptionTable_2565affa-1eb5-43e0-a6d4-704101d12aff" xlink:to="loc_srt_ProductOrServiceAxis_f363fae5-224f-4218-ae63-4700fc006818" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_f363fae5-224f-4218-ae63-4700fc006818_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_f363fae5-224f-4218-ae63-4700fc006818" xlink:to="loc_srt_ProductsAndServicesDomain_f363fae5-224f-4218-ae63-4700fc006818_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_be4ae76e-16a1-43be-97e2-bb605f432831" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_f363fae5-224f-4218-ae63-4700fc006818" xlink:to="loc_srt_ProductsAndServicesDomain_be4ae76e-16a1-43be-97e2-bb605f432831" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_MallMember_6108d7e8-9ea0-40df-9bf4-abd9b5d3aeaf" xlink:href="lvs-20260331.xsd#lvs_MallMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_be4ae76e-16a1-43be-97e2-bb605f432831" xlink:to="loc_lvs_MallMember_6108d7e8-9ea0-40df-9bf4-abd9b5d3aeaf" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductAndServiceOtherMember_21b5167a-c85f-4588-ba3d-dfe312d258e2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProductAndServiceOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_be4ae76e-16a1-43be-97e2-bb605f432831" xlink:to="loc_us-gaap_ProductAndServiceOtherMember_21b5167a-c85f-4588-ba3d-dfe312d258e2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLeaseIncomeLeasePayments_a940bd83-57df-42a0-86fc-90185f176052" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLeaseIncomeLeasePayments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LessorLeaseDescriptionLineItems_46b3e030-134c-489e-963a-0fe5f4b6e8c1" xlink:to="loc_us-gaap_OperatingLeaseLeaseIncomeLeasePayments_a940bd83-57df-42a0-86fc-90185f176052" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableLeaseIncome_d931b690-dbd4-4843-a760-10fba9f5312d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableLeaseIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LessorLeaseDescriptionLineItems_46b3e030-134c-489e-963a-0fe5f4b6e8c1" xlink:to="loc_us-gaap_VariableLeaseIncome_d931b690-dbd4-4843-a760-10fba9f5312d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseIncome_eb7cad7e-3bfe-4e19-bcf5-0af8bc66b972" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LeaseIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LessorLeaseDescriptionLineItems_46b3e030-134c-489e-963a-0fe5f4b6e8c1" xlink:to="loc_us-gaap_LeaseIncome_eb7cad7e-3bfe-4e19-bcf5-0af8bc66b972" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.sands.com/role/FairValueDisclosuresDetails" xlink:type="simple" xlink:href="lvs-20260331.xsd#FairValueDisclosuresDetails"/>
  <link:definitionLink xlink:role="http://www.sands.com/role/FairValueDisclosuresDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_lvs_FairValueDisclosureAssetAndLiabilityLineItems_469b42de-591d-4c78-9723-ce3ac5b92f9c" xlink:href="lvs-20260331.xsd#lvs_FairValueDisclosureAssetAndLiabilityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_FairValueDisclosureOfAssetAndLiabilityTable_8102c4ff-57e1-433b-84f5-84716f3c9508" xlink:href="lvs-20260331.xsd#lvs_FairValueDisclosureOfAssetAndLiabilityTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_lvs_FairValueDisclosureAssetAndLiabilityLineItems_469b42de-591d-4c78-9723-ce3ac5b92f9c" xlink:to="loc_lvs_FairValueDisclosureOfAssetAndLiabilityTable_8102c4ff-57e1-433b-84f5-84716f3c9508" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_14c10eaf-9272-4005-a2cc-b0dbccc2b6a8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_FairValueDisclosureOfAssetAndLiabilityTable_8102c4ff-57e1-433b-84f5-84716f3c9508" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_14c10eaf-9272-4005-a2cc-b0dbccc2b6a8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_14c10eaf-9272-4005-a2cc-b0dbccc2b6a8_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_14c10eaf-9272-4005-a2cc-b0dbccc2b6a8" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_14c10eaf-9272-4005-a2cc-b0dbccc2b6a8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_50d57ee6-9e64-499d-878b-ede4fcbb29ac" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_14c10eaf-9272-4005-a2cc-b0dbccc2b6a8" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_50d57ee6-9e64-499d-878b-ede4fcbb29ac" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_1f1ed861-7cc5-4612-8d35-e912dcbce121" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_50d57ee6-9e64-499d-878b-ede4fcbb29ac" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_1f1ed861-7cc5-4612-8d35-e912dcbce121" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_2c14e105-11d1-44fe-b33d-6eb8e6379593" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_50d57ee6-9e64-499d-878b-ede4fcbb29ac" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_2c14e105-11d1-44fe-b33d-6eb8e6379593" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAxis_6390aec5-dec2-4493-9b55-b0f005949e30" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_FairValueDisclosureOfAssetAndLiabilityTable_8102c4ff-57e1-433b-84f5-84716f3c9508" xlink:to="loc_us-gaap_CashAndCashEquivalentsAxis_6390aec5-dec2-4493-9b55-b0f005949e30" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_6390aec5-dec2-4493-9b55-b0f005949e30_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CashAndCashEquivalentsAxis_6390aec5-dec2-4493-9b55-b0f005949e30" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_6390aec5-dec2-4493-9b55-b0f005949e30_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_fa3cd815-ed60-409d-bbf6-9be649d3ccb5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CashAndCashEquivalentsAxis_6390aec5-dec2-4493-9b55-b0f005949e30" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_fa3cd815-ed60-409d-bbf6-9be649d3ccb5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BankTimeDepositsMember_f668b7a5-70de-4134-bbf5-904c015bf007" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BankTimeDepositsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_fa3cd815-ed60-409d-bbf6-9be649d3ccb5" xlink:to="loc_us-gaap_BankTimeDepositsMember_f668b7a5-70de-4134-bbf5-904c015bf007" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MoneyMarketFundsMember_2a1a3209-30aa-4c41-905b-710b12caa306" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MoneyMarketFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_fa3cd815-ed60-409d-bbf6-9be649d3ccb5" xlink:to="loc_us-gaap_MoneyMarketFundsMember_2a1a3209-30aa-4c41-905b-710b12caa306" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USTreasurySecuritiesMember_a7fb3f15-7d8e-4a85-8add-329302c3e0e2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_USTreasurySecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_fa3cd815-ed60-409d-bbf6-9be649d3ccb5" xlink:to="loc_us-gaap_USTreasurySecuritiesMember_a7fb3f15-7d8e-4a85-8add-329302c3e0e2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_972eb46c-7f93-4ef4-b251-a5d04762cdf6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_FairValueDisclosureOfAssetAndLiabilityTable_8102c4ff-57e1-433b-84f5-84716f3c9508" xlink:to="loc_us-gaap_FinancialInstrumentAxis_972eb46c-7f93-4ef4-b251-a5d04762cdf6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_972eb46c-7f93-4ef4-b251-a5d04762cdf6_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_972eb46c-7f93-4ef4-b251-a5d04762cdf6" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_972eb46c-7f93-4ef4-b251-a5d04762cdf6_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_93a912f3-f3b6-454a-b9a3-49252827be0d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_972eb46c-7f93-4ef4-b251-a5d04762cdf6" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_93a912f3-f3b6-454a-b9a3-49252827be0d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentHedgingMember_46c33e3d-4aac-40b4-9a3e-0c244781198a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetInvestmentHedgingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_93a912f3-f3b6-454a-b9a3-49252827be0d" xlink:to="loc_us-gaap_NetInvestmentHedgingMember_46c33e3d-4aac-40b4-9a3e-0c244781198a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrencySwapMember_83154299-9d60-4000-bf99-980255b584c4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrencySwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_93a912f3-f3b6-454a-b9a3-49252827be0d" xlink:to="loc_us-gaap_CurrencySwapMember_83154299-9d60-4000-bf99-980255b584c4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_NameOfCurrencySwapAxis_f74c27fc-4bd7-42ec-909b-b3653a920a4e" xlink:href="lvs-20260331.xsd#lvs_NameOfCurrencySwapAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_FairValueDisclosureOfAssetAndLiabilityTable_8102c4ff-57e1-433b-84f5-84716f3c9508" xlink:to="loc_lvs_NameOfCurrencySwapAxis_f74c27fc-4bd7-42ec-909b-b3653a920a4e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_NameOfCurrencySwapDomain_f74c27fc-4bd7-42ec-909b-b3653a920a4e_default" xlink:href="lvs-20260331.xsd#lvs_NameOfCurrencySwapDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_lvs_NameOfCurrencySwapAxis_f74c27fc-4bd7-42ec-909b-b3653a920a4e" xlink:to="loc_lvs_NameOfCurrencySwapDomain_f74c27fc-4bd7-42ec-909b-b3653a920a4e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_NameOfCurrencySwapDomain_4f42c64c-2858-4f94-a52c-1bd97e6ab5c7" xlink:href="lvs-20260331.xsd#lvs_NameOfCurrencySwapDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_lvs_NameOfCurrencySwapAxis_f74c27fc-4bd7-42ec-909b-b3653a920a4e" xlink:to="loc_lvs_NameOfCurrencySwapDomain_4f42c64c-2858-4f94-a52c-1bd97e6ab5c7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_SCLSwapsMember_019d8e21-3a6e-7821-82e1-ddb5239bf216" xlink:href="lvs-20260331.xsd#lvs_SCLSwapsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_NameOfCurrencySwapDomain_4f42c64c-2858-4f94-a52c-1bd97e6ab5c7" xlink:to="loc_lvs_SCLSwapsMember_019d8e21-3a6e-7821-82e1-ddb5239bf216" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_SCLSwapsAndForwardsMember_019d8e22-7e11-78d4-b75b-ede1dfe05442" xlink:href="lvs-20260331.xsd#lvs_SCLSwapsAndForwardsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_NameOfCurrencySwapDomain_4f42c64c-2858-4f94-a52c-1bd97e6ab5c7" xlink:to="loc_lvs_SCLSwapsAndForwardsMember_019d8e22-7e11-78d4-b75b-ede1dfe05442" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_MBSNetInvestmentHedgeMember_9822df40-405a-4c7c-b23a-5e0670942e15" xlink:href="lvs-20260331.xsd#lvs_MBSNetInvestmentHedgeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_NameOfCurrencySwapDomain_4f42c64c-2858-4f94-a52c-1bd97e6ab5c7" xlink:to="loc_lvs_MBSNetInvestmentHedgeMember_9822df40-405a-4c7c-b23a-5e0670942e15" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_e37e993d-5561-4fd5-96ac-d9757717eb05" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_FairValueDisclosureOfAssetAndLiabilityTable_8102c4ff-57e1-433b-84f5-84716f3c9508" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_e37e993d-5561-4fd5-96ac-d9757717eb05" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_e37e993d-5561-4fd5-96ac-d9757717eb05_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_e37e993d-5561-4fd5-96ac-d9757717eb05" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_e37e993d-5561-4fd5-96ac-d9757717eb05_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_6962e812-b045-43e2-93e2-6eac02ed33f7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_e37e993d-5561-4fd5-96ac-d9757717eb05" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_6962e812-b045-43e2-93e2-6eac02ed33f7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_AccountsReceivableAfterAllowanceForCreditLossCurrentMember_92be17a5-ebea-4e60-bee3-2be1bc7572e7" xlink:href="lvs-20260331.xsd#lvs_AccountsReceivableAfterAllowanceForCreditLossCurrentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_6962e812-b045-43e2-93e2-6eac02ed33f7" xlink:to="loc_lvs_AccountsReceivableAfterAllowanceForCreditLossCurrentMember_92be17a5-ebea-4e60-bee3-2be1bc7572e7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_NameOfNetInvestmentHedgeAxis_e558162b-ccaa-46b8-88b0-e7b4fce69da8" xlink:href="lvs-20260331.xsd#lvs_NameOfNetInvestmentHedgeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_FairValueDisclosureOfAssetAndLiabilityTable_8102c4ff-57e1-433b-84f5-84716f3c9508" xlink:to="loc_lvs_NameOfNetInvestmentHedgeAxis_e558162b-ccaa-46b8-88b0-e7b4fce69da8" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_NameOfNetInvestmentHedgeDomain_e558162b-ccaa-46b8-88b0-e7b4fce69da8_default" xlink:href="lvs-20260331.xsd#lvs_NameOfNetInvestmentHedgeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_lvs_NameOfNetInvestmentHedgeAxis_e558162b-ccaa-46b8-88b0-e7b4fce69da8" xlink:to="loc_lvs_NameOfNetInvestmentHedgeDomain_e558162b-ccaa-46b8-88b0-e7b4fce69da8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_NameOfNetInvestmentHedgeDomain_b50494af-ab83-4844-9ef2-26d7864ddfbb" xlink:href="lvs-20260331.xsd#lvs_NameOfNetInvestmentHedgeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_lvs_NameOfNetInvestmentHedgeAxis_e558162b-ccaa-46b8-88b0-e7b4fce69da8" xlink:to="loc_lvs_NameOfNetInvestmentHedgeDomain_b50494af-ab83-4844-9ef2-26d7864ddfbb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_SCLNetInvestmentHedgeMember_019d8e19-3b71-7015-85b5-1541506142ac" xlink:href="lvs-20260331.xsd#lvs_SCLNetInvestmentHedgeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_NameOfNetInvestmentHedgeDomain_b50494af-ab83-4844-9ef2-26d7864ddfbb" xlink:to="loc_lvs_SCLNetInvestmentHedgeMember_019d8e19-3b71-7015-85b5-1541506142ac" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_MBSNetInvestmentHedgeMember_128735e9-0488-4868-ba2d-9fc8fec4a3a7" xlink:href="lvs-20260331.xsd#lvs_MBSNetInvestmentHedgeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_NameOfNetInvestmentHedgeDomain_b50494af-ab83-4844-9ef2-26d7864ddfbb" xlink:to="loc_lvs_MBSNetInvestmentHedgeMember_128735e9-0488-4868-ba2d-9fc8fec4a3a7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_91e742f2-93ae-456a-958c-a27a52dae446" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_FairValueDisclosureOfAssetAndLiabilityTable_8102c4ff-57e1-433b-84f5-84716f3c9508" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_91e742f2-93ae-456a-958c-a27a52dae446" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_91e742f2-93ae-456a-958c-a27a52dae446_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingRelationshipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_91e742f2-93ae-456a-958c-a27a52dae446" xlink:to="loc_us-gaap_HedgingRelationshipDomain_91e742f2-93ae-456a-958c-a27a52dae446_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_058afe65-7da8-4e60-a8f0-c25a1ba03a70" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingRelationshipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_91e742f2-93ae-456a-958c-a27a52dae446" xlink:to="loc_us-gaap_HedgingRelationshipDomain_058afe65-7da8-4e60-a8f0-c25a1ba03a70" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentHedgingMember_7d04638c-f132-4a60-8237-e5d00434d895" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetInvestmentHedgingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingRelationshipDomain_058afe65-7da8-4e60-a8f0-c25a1ba03a70" xlink:to="loc_us-gaap_NetInvestmentHedgingMember_7d04638c-f132-4a60-8237-e5d00434d895" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashFlowHedgingMember_de4f36ee-7074-43b8-a0d1-7aafa49cb97d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashFlowHedgingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingRelationshipDomain_058afe65-7da8-4e60-a8f0-c25a1ba03a70" xlink:to="loc_us-gaap_CashFlowHedgingMember_de4f36ee-7074-43b8-a0d1-7aafa49cb97d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashEquivalentsAtCarryingValue_4557c01e-ee43-43bc-82f9-0ee748c7c131" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashEquivalentsAtCarryingValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_FairValueDisclosureAssetAndLiabilityLineItems_469b42de-591d-4c78-9723-ce3ac5b92f9c" xlink:to="loc_us-gaap_CashEquivalentsAtCarryingValue_4557c01e-ee43-43bc-82f9-0ee748c7c131" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_56300b71-b24f-46d4-978b-9bab4b3a8b03" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_FairValueDisclosureAssetAndLiabilityLineItems_469b42de-591d-4c78-9723-ce3ac5b92f9c" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_56300b71-b24f-46d4-978b-9bab4b3a8b03" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermAccountsNotesAndLoansReceivableNetNoncurrent_6d031b03-ea29-4530-b219-b9eb3703c85d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermAccountsNotesAndLoansReceivableNetNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_FairValueDisclosureAssetAndLiabilityLineItems_469b42de-591d-4c78-9723-ce3ac5b92f9c" xlink:to="loc_us-gaap_LongTermAccountsNotesAndLoansReceivableNetNoncurrent_6d031b03-ea29-4530-b219-b9eb3703c85d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansReceivableFairValueDisclosure_bc9d6728-dd91-40b3-b9d5-6357c68a0a33" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LoansReceivableFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_FairValueDisclosureAssetAndLiabilityLineItems_469b42de-591d-4c78-9723-ce3ac5b92f9c" xlink:to="loc_us-gaap_LoansReceivableFairValueDisclosure_bc9d6728-dd91-40b3-b9d5-6357c68a0a33" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetsCurrent_019d8e16-d200-78d6-bba5-8cdf2e4d4606" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAssetsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_FairValueDisclosureAssetAndLiabilityLineItems_469b42de-591d-4c78-9723-ce3ac5b92f9c" xlink:to="loc_us-gaap_DerivativeAssetsCurrent_019d8e16-d200-78d6-bba5-8cdf2e4d4606" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyContractAssetFairValueDisclosure_019d8e17-7a12-777a-bcfc-e89d9b2615b6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCurrencyContractAssetFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_FairValueDisclosureAssetAndLiabilityLineItems_469b42de-591d-4c78-9723-ce3ac5b92f9c" xlink:to="loc_us-gaap_ForeignCurrencyContractAssetFairValueDisclosure_019d8e17-7a12-777a-bcfc-e89d9b2615b6" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilitiesCurrent_ab564e2b-025b-4e36-863c-5ece0e99f1b0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_FairValueDisclosureAssetAndLiabilityLineItems_469b42de-591d-4c78-9723-ce3ac5b92f9c" xlink:to="loc_us-gaap_DerivativeLiabilitiesCurrent_ab564e2b-025b-4e36-863c-5ece0e99f1b0" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure_16e69871-5617-4822-a761-49e1d6ea20b0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_FairValueDisclosureAssetAndLiabilityLineItems_469b42de-591d-4c78-9723-ce3ac5b92f9c" xlink:to="loc_us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure_16e69871-5617-4822-a761-49e1d6ea20b0" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_b34210de-d7a9-4d93-b872-faab96e5e20d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_FairValueDisclosureAssetAndLiabilityLineItems_469b42de-591d-4c78-9723-ce3ac5b92f9c" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_b34210de-d7a9-4d93-b872-faab96e5e20d" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtFairValue_d434d725-428a-4a1b-a19c-2c917ddf3a84" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_FairValueDisclosureAssetAndLiabilityLineItems_469b42de-591d-4c78-9723-ce3ac5b92f9c" xlink:to="loc_us-gaap_LongTermDebtFairValue_d434d725-428a-4a1b-a19c-2c917ddf3a84" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilitiesNoncurrent_166eb3f6-6668-4166-b2c7-188b00cdf9bb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilitiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_FairValueDisclosureAssetAndLiabilityLineItems_469b42de-591d-4c78-9723-ce3ac5b92f9c" xlink:to="loc_us-gaap_DerivativeLiabilitiesNoncurrent_166eb3f6-6668-4166-b2c7-188b00cdf9bb" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_FairValueRelatedToTheAccrualOfThePeriodicSwappingOfInterestPayments_019d8e1f-4edc-72c8-ab2c-d4e3c93edfdb" xlink:href="lvs-20260331.xsd#lvs_FairValueRelatedToTheAccrualOfThePeriodicSwappingOfInterestPayments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_FairValueDisclosureAssetAndLiabilityLineItems_469b42de-591d-4c78-9723-ce3ac5b92f9c" xlink:to="loc_lvs_FairValueRelatedToTheAccrualOfThePeriodicSwappingOfInterestPayments_019d8e1f-4edc-72c8-ab2c-d4e3c93edfdb" xlink:type="arc" order="11"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.sands.com/role/CommitmentsandContingenciesDetails" xlink:type="simple" xlink:href="lvs-20260331.xsd#CommitmentsandContingenciesDetails"/>
  <link:definitionLink xlink:role="http://www.sands.com/role/CommitmentsandContingenciesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_lvs_CommitmentsandContingenciesLineItems_3e48d52f-833a-430a-9452-c86a5ef3d0ce" xlink:href="lvs-20260331.xsd#lvs_CommitmentsandContingenciesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_CommitmentsandContingenciesTable_3ca87fc4-eb86-4fde-b02e-0b4bdf8a19fe" xlink:href="lvs-20260331.xsd#lvs_CommitmentsandContingenciesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_lvs_CommitmentsandContingenciesLineItems_3e48d52f-833a-430a-9452-c86a5ef3d0ce" xlink:to="loc_lvs_CommitmentsandContingenciesTable_3ca87fc4-eb86-4fde-b02e-0b4bdf8a19fe" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_LitigationCaseAxis_f5eb7488-9bc3-43c6-ad36-d4261092cfd2" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_LitigationCaseAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_lvs_CommitmentsandContingenciesTable_3ca87fc4-eb86-4fde-b02e-0b4bdf8a19fe" xlink:to="loc_srt_LitigationCaseAxis_f5eb7488-9bc3-43c6-ad36-d4261092cfd2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_LitigationCaseTypeDomain_f5eb7488-9bc3-43c6-ad36-d4261092cfd2_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_LitigationCaseTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_LitigationCaseAxis_f5eb7488-9bc3-43c6-ad36-d4261092cfd2" xlink:to="loc_srt_LitigationCaseTypeDomain_f5eb7488-9bc3-43c6-ad36-d4261092cfd2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_LitigationCaseTypeDomain_4652f9e7-b57c-41e2-8b95-5f5ee598a8e8" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_LitigationCaseTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_LitigationCaseAxis_f5eb7488-9bc3-43c6-ad36-d4261092cfd2" xlink:to="loc_srt_LitigationCaseTypeDomain_4652f9e7-b57c-41e2-8b95-5f5ee598a8e8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_AsianAmericanEntertainmentCorporationLimitedMember_becac07d-bb24-4408-a92b-2ff033902f6f" xlink:href="lvs-20260331.xsd#lvs_AsianAmericanEntertainmentCorporationLimitedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_LitigationCaseTypeDomain_4652f9e7-b57c-41e2-8b95-5f5ee598a8e8" xlink:to="loc_lvs_AsianAmericanEntertainmentCorporationLimitedMember_becac07d-bb24-4408-a92b-2ff033902f6f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingencyDamagesSoughtValue_4fe0958f-2297-4d8f-9fa5-b38eb64cc8d9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LossContingencyDamagesSoughtValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_CommitmentsandContingenciesLineItems_3e48d52f-833a-430a-9452-c86a5ef3d0ce" xlink:to="loc_us-gaap_LossContingencyDamagesSoughtValue_4fe0958f-2297-4d8f-9fa5-b38eb64cc8d9" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.sands.com/role/ScheduleofSegmentReportingInformationDetails" xlink:type="simple" xlink:href="lvs-20260331.xsd#ScheduleofSegmentReportingInformationDetails"/>
  <link:definitionLink xlink:role="http://www.sands.com/role/ScheduleofSegmentReportingInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_d55487a8-b85f-490f-8b34-74fce56d4b30" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_d55487a8-b85f-490f-8b34-74fce56d4b30" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_6f0db49e-aafc-44d6-9854-55fd4a8fdd47" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_d55487a8-b85f-490f-8b34-74fce56d4b30" xlink:to="loc_srt_ProductOrServiceAxis_6f0db49e-aafc-44d6-9854-55fd4a8fdd47" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_6f0db49e-aafc-44d6-9854-55fd4a8fdd47_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_6f0db49e-aafc-44d6-9854-55fd4a8fdd47" xlink:to="loc_srt_ProductsAndServicesDomain_6f0db49e-aafc-44d6-9854-55fd4a8fdd47_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_1f85842a-7405-4f84-b459-c79951e5b202" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_6f0db49e-aafc-44d6-9854-55fd4a8fdd47" xlink:to="loc_srt_ProductsAndServicesDomain_1f85842a-7405-4f84-b459-c79951e5b202" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CasinoMember_ab8d6ce0-a226-4255-9397-9fcfa439907c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CasinoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_1f85842a-7405-4f84-b459-c79951e5b202" xlink:to="loc_us-gaap_CasinoMember_ab8d6ce0-a226-4255-9397-9fcfa439907c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OccupancyMember_a044c515-55bd-4700-bf55-b5b8fce5ba34" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OccupancyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_1f85842a-7405-4f84-b459-c79951e5b202" xlink:to="loc_us-gaap_OccupancyMember_a044c515-55bd-4700-bf55-b5b8fce5ba34" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FoodAndBeverageMember_3a0c95c5-34e3-482a-9373-0a22f2a060d6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FoodAndBeverageMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_1f85842a-7405-4f84-b459-c79951e5b202" xlink:to="loc_us-gaap_FoodAndBeverageMember_3a0c95c5-34e3-482a-9373-0a22f2a060d6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_MallMember_cf84c723-7301-437d-adc6-3503b12c48ad" xlink:href="lvs-20260331.xsd#lvs_MallMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_1f85842a-7405-4f84-b459-c79951e5b202" xlink:to="loc_lvs_MallMember_cf84c723-7301-437d-adc6-3503b12c48ad" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductAndServiceOtherMember_b62879bc-367c-4243-95f6-20126d177f1c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProductAndServiceOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_1f85842a-7405-4f84-b459-c79951e5b202" xlink:to="loc_us-gaap_ProductAndServiceOtherMember_b62879bc-367c-4243-95f6-20126d177f1c" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_19d31279-6edc-4862-a329-13f1723915ed" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ConsolidationItemsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_d55487a8-b85f-490f-8b34-74fce56d4b30" xlink:to="loc_srt_ConsolidationItemsAxis_19d31279-6edc-4862-a329-13f1723915ed" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_19d31279-6edc-4862-a329-13f1723915ed_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidationItemsAxis_19d31279-6edc-4862-a329-13f1723915ed" xlink:to="loc_srt_ConsolidationItemsDomain_19d31279-6edc-4862-a329-13f1723915ed_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_6ada9908-e3b5-4c23-b26e-783686cd128c" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidationItemsAxis_19d31279-6edc-4862-a329-13f1723915ed" xlink:to="loc_srt_ConsolidationItemsDomain_6ada9908-e3b5-4c23-b26e-783686cd128c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntersegmentEliminationMember_eca15c4f-3d67-41d9-b46f-a307c83cc27d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntersegmentEliminationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_6ada9908-e3b5-4c23-b26e-783686cd128c" xlink:to="loc_us-gaap_IntersegmentEliminationMember_eca15c4f-3d67-41d9-b46f-a307c83cc27d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_86b52abd-882e-4997-85ee-0443be232c11" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_d55487a8-b85f-490f-8b34-74fce56d4b30" xlink:to="loc_srt_StatementGeographicalAxis_86b52abd-882e-4997-85ee-0443be232c11" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_86b52abd-882e-4997-85ee-0443be232c11_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_86b52abd-882e-4997-85ee-0443be232c11" xlink:to="loc_srt_SegmentGeographicalDomain_86b52abd-882e-4997-85ee-0443be232c11_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_f714f19d-32e1-4431-b0b9-d3c49c09202c" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_86b52abd-882e-4997-85ee-0443be232c11" xlink:to="loc_srt_SegmentGeographicalDomain_f714f19d-32e1-4431-b0b9-d3c49c09202c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_MO_ed4da14c-85cb-489a-8e16-1fe42b7103ae" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_MO"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_f714f19d-32e1-4431-b0b9-d3c49c09202c" xlink:to="loc_country_MO_ed4da14c-85cb-489a-8e16-1fe42b7103ae" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_SG_19572838-811d-493e-b10e-8f4b38e64979" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_SG"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_f714f19d-32e1-4431-b0b9-d3c49c09202c" xlink:to="loc_country_SG_19572838-811d-493e-b10e-8f4b38e64979" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_2b9654d5-cde2-4775-8b3a-4c64e6e8c914" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_f714f19d-32e1-4431-b0b9-d3c49c09202c" xlink:to="loc_country_US_2b9654d5-cde2-4775-8b3a-4c64e6e8c914" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_3649f11f-d5c9-4bfe-9df3-da20c41961b7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_d55487a8-b85f-490f-8b34-74fce56d4b30" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_3649f11f-d5c9-4bfe-9df3-da20c41961b7" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_3649f11f-d5c9-4bfe-9df3-da20c41961b7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_3649f11f-d5c9-4bfe-9df3-da20c41961b7" xlink:to="loc_us-gaap_SegmentDomain_3649f11f-d5c9-4bfe-9df3-da20c41961b7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_239414bd-2c82-4760-bd43-81ab34025466" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_3649f11f-d5c9-4bfe-9df3-da20c41961b7" xlink:to="loc_us-gaap_SegmentDomain_239414bd-2c82-4760-bd43-81ab34025466" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_MacaoOperatingSegmentsMember_164163b1-dcef-4ee1-9871-241d365e952f" xlink:href="lvs-20260331.xsd#lvs_MacaoOperatingSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_239414bd-2c82-4760-bd43-81ab34025466" xlink:to="loc_lvs_MacaoOperatingSegmentsMember_164163b1-dcef-4ee1-9871-241d365e952f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_VenetianMacaoMember_f51e5de5-d00f-4d3b-b2ae-ae1b7ea85f16" xlink:href="lvs-20260331.xsd#lvs_VenetianMacaoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_MacaoOperatingSegmentsMember_164163b1-dcef-4ee1-9871-241d365e952f" xlink:to="loc_lvs_VenetianMacaoMember_f51e5de5-d00f-4d3b-b2ae-ae1b7ea85f16" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_TheLondonerMacaoMember_c3979317-024b-4738-93ef-d75b0012237e" xlink:href="lvs-20260331.xsd#lvs_TheLondonerMacaoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_MacaoOperatingSegmentsMember_164163b1-dcef-4ee1-9871-241d365e952f" xlink:to="loc_lvs_TheLondonerMacaoMember_c3979317-024b-4738-93ef-d75b0012237e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_ParisianMacaoMember_eedb2444-d6c7-49a7-bd95-072c2ad32cdb" xlink:href="lvs-20260331.xsd#lvs_ParisianMacaoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_MacaoOperatingSegmentsMember_164163b1-dcef-4ee1-9871-241d365e952f" xlink:to="loc_lvs_ParisianMacaoMember_eedb2444-d6c7-49a7-bd95-072c2ad32cdb" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_ThePlazaMacaoAndFourSeasonsMacaoMember_615feacc-e512-4fc0-836f-25f3f5bca302" xlink:href="lvs-20260331.xsd#lvs_ThePlazaMacaoAndFourSeasonsMacaoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_MacaoOperatingSegmentsMember_164163b1-dcef-4ee1-9871-241d365e952f" xlink:to="loc_lvs_ThePlazaMacaoAndFourSeasonsMacaoMember_615feacc-e512-4fc0-836f-25f3f5bca302" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_SandsMacaoMember_beaffb66-dbd4-43e1-ba22-da02576e15f3" xlink:href="lvs-20260331.xsd#lvs_SandsMacaoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_MacaoOperatingSegmentsMember_164163b1-dcef-4ee1-9871-241d365e952f" xlink:to="loc_lvs_SandsMacaoMember_beaffb66-dbd4-43e1-ba22-da02576e15f3" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_FerryOperationsandOtherMember_01518776-c0e7-467e-b07a-f743504f53c2" xlink:href="lvs-20260331.xsd#lvs_FerryOperationsandOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lvs_MacaoOperatingSegmentsMember_164163b1-dcef-4ee1-9871-241d365e952f" xlink:to="loc_lvs_FerryOperationsandOtherMember_01518776-c0e7-467e-b07a-f743504f53c2" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_MarinaBaySandsMember_e553b824-22d4-4b6d-bb4b-e7875919a224" xlink:href="lvs-20260331.xsd#lvs_MarinaBaySandsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_239414bd-2c82-4760-bd43-81ab34025466" xlink:to="loc_lvs_MarinaBaySandsMember_e553b824-22d4-4b6d-bb4b-e7875919a224" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateAndOtherMember_e8585e97-97a3-4d9a-8be2-856123d931fa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CorporateAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_239414bd-2c82-4760-bd43-81ab34025466" xlink:to="loc_us-gaap_CorporateAndOtherMember_e8585e97-97a3-4d9a-8be2-856123d931fa" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_d2f105e3-e0d6-4720-8242-b10f898d37e7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_d55487a8-b85f-490f-8b34-74fce56d4b30" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_d2f105e3-e0d6-4720-8242-b10f898d37e7" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_d2f105e3-e0d6-4720-8242-b10f898d37e7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_d2f105e3-e0d6-4720-8242-b10f898d37e7" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_d2f105e3-e0d6-4720-8242-b10f898d37e7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_5bbb0c0f-646f-43bd-ae5e-2dba22c7883c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_d2f105e3-e0d6-4720-8242-b10f898d37e7" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_5bbb0c0f-646f-43bd-ae5e-2dba22c7883c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_CorporateExpenseMember_b6394b4a-dcf7-4653-a1dc-19f5fea89f84" xlink:href="lvs-20260331.xsd#lvs_CorporateExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_5bbb0c0f-646f-43bd-ae5e-2dba22c7883c" xlink:to="loc_lvs_CorporateExpenseMember_b6394b4a-dcf7-4653-a1dc-19f5fea89f84" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_07e18452-ebee-44cd-b3ee-4332bed3c223" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_07e18452-ebee-44cd-b3ee-4332bed3c223" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_a3b8b1d2-4175-4afa-a1b3-73eddeb52859" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_Revenues_a3b8b1d2-4175-4afa-a1b3-73eddeb52859" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_RevenuesBeforeIntercompanyEliminations_d078161c-6d36-4cd2-81ed-7c25b3bb90bb" xlink:href="lvs-20260331.xsd#lvs_RevenuesBeforeIntercompanyEliminations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_lvs_RevenuesBeforeIntercompanyEliminations_d078161c-6d36-4cd2-81ed-7c25b3bb90bb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LaborAndRelatedExpense_114207fc-0b15-428b-b32c-fe3147b4acf8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LaborAndRelatedExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_LaborAndRelatedExpense_114207fc-0b15-428b-b32c-fe3147b4acf8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_TaxesOnGamingRevenue_0714d689-7d13-47e5-b280-69e58d69376f" xlink:href="lvs-20260331.xsd#lvs_TaxesOnGamingRevenue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_lvs_TaxesOnGamingRevenue_0714d689-7d13-47e5-b280-69e58d69376f" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingOtherItemAmount_1a3d0887-12ba-49c6-a38c-b1092e8e4f9b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentReportingOtherItemAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_SegmentReportingOtherItemAmount_1a3d0887-12ba-49c6-a38c-b1092e8e4f9b" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCostAndExpenseOperating_1c96bb57-9fbf-4f21-98f4-343ab77de31a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherCostAndExpenseOperating"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_OtherCostAndExpenseOperating_1c96bb57-9fbf-4f21-98f4-343ab77de31a" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_AdjustedPropertyEbitda_bd9f5432-142e-4831-8313-312ac4d1a810" xlink:href="lvs-20260331.xsd#lvs_AdjustedPropertyEbitda"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_lvs_AdjustedPropertyEbitda_bd9f5432-142e-4831-8313-312ac4d1a810" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_ShareBasedCompensationExpenseSegment_d362fa89-1765-463c-842b-1caba02ede21" xlink:href="lvs-20260331.xsd#lvs_ShareBasedCompensationExpenseSegment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_lvs_ShareBasedCompensationExpenseSegment_d362fa89-1765-463c-842b-1caba02ede21" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_CorporateExpense_a798b0c8-2e24-4adb-97f4-f5809197dde3" xlink:href="lvs-20260331.xsd#lvs_CorporateExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_lvs_CorporateExpense_a798b0c8-2e24-4adb-97f4-f5809197dde3" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreOpeningCosts_112edb14-5fc2-4941-93cc-7d61e72668d6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreOpeningCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_PreOpeningCosts_112edb14-5fc2-4941-93cc-7d61e72668d6" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_5b5a19aa-1588-4989-8bca-d722b1b4f87a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_5b5a19aa-1588-4989-8bca-d722b1b4f87a" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_cecf6942-e9ed-4ccd-a3c2-59c5e0c29626" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepreciationAndAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_DepreciationAndAmortization_cecf6942-e9ed-4ccd-a3c2-59c5e0c29626" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_AmortizationOfLeaseholdInterestsInLand_2c399af6-7dfa-4141-b1a2-42bf830ba372" xlink:href="lvs-20260331.xsd#lvs_AmortizationOfLeaseholdInterestsInLand"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_lvs_AmortizationOfLeaseholdInterestsInLand_2c399af6-7dfa-4141-b1a2-42bf830ba372" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_06ac5c37-2c71-4395-adae-65fa12d30f7c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_06ac5c37-2c71-4395-adae-65fa12d30f7c" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_984cf9c1-1e9e-486d-aad2-46ca05845177" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_OperatingIncomeLoss_984cf9c1-1e9e-486d-aad2-46ca05845177" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeInterestEarningAsset_1f7ccd24-cf1c-4526-aef3-d3496ba940c5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestIncomeInterestEarningAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_InterestIncomeInterestEarningAsset_1f7ccd24-cf1c-4526-aef3-d3496ba940c5" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_af336296-5a59-4d54-9f25-fabb7beef9a4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_InterestExpense_af336296-5a59-4d54-9f25-fabb7beef9a4" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_b28670cd-f1d4-4d83-81f9-2e99d98b3ac3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_b28670cd-f1d4-4d83-81f9-2e99d98b3ac3" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_lvs_GainLossOnModificationOrEarlyRetirementOfDebt_49c33dbd-4f86-455e-90e1-ddcaebdfa8b3" xlink:href="lvs-20260331.xsd#lvs_GainLossOnModificationOrEarlyRetirementOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_lvs_GainLossOnModificationOrEarlyRetirementOfDebt_49c33dbd-4f86-455e-90e1-ddcaebdfa8b3" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_b32f0474-d2e6-468b-bc50-ad93d9963eea" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_b32f0474-d2e6-468b-bc50-ad93d9963eea" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_973bd524-f796-47e0-9b18-9683c7d5f6de" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_ProfitLoss_973bd524-f796-47e0-9b18-9683c7d5f6de" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_462f13e4-2ccf-43ce-ad34-daaf7bc51bb9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_462f13e4-2ccf-43ce-ad34-daaf7bc51bb9" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentExpenditureAdditionToLongLivedAssets_ab523cf2-fb7c-459b-9df5-cb69ffe439a7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentExpenditureAdditionToLongLivedAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_SegmentExpenditureAdditionToLongLivedAssets_ab523cf2-fb7c-459b-9df5-cb69ffe439a7" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_665e08c7-ed19-4aad-b933-41d6e1b507ad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_cfca3395-f54f-4e37-9693-c9c6160892b6" xlink:to="loc_us-gaap_Assets_665e08c7-ed19-4aad-b933-41d6e1b507ad" xlink:type="arc" order="24"/>
  </link:definitionLink>
</link:linkbase>