<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2011-03-08</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <issuer>
        <issuerCik>0000943320</issuerCik>
        <issuerName>TRUMP ENTERTAINMENT RESORTS, INC.</issuerName>
        <issuerTradingSymbol>TRMPQ</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001297581</rptOwnerCik>
            <rptOwnerName>Kings Road Investments Ltd.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O POLYGON INVESTMENT PARTNERS LLP</rptOwnerStreet1>
            <rptOwnerStreet2>4 SLOANE TERRACE</rptOwnerStreet2>
            <rptOwnerCity>LONDON</rptOwnerCity>
            <rptOwnerState>X0</rptOwnerState>
            <rptOwnerZipCode>SW 1X9DQ</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED KINGDOM</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001278736</rptOwnerCik>
            <rptOwnerName>POLYGON GLOBAL OPPORTUNITIES MASTER FUND</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O POLYGON INVESTMENT PARTNERS LLP</rptOwnerStreet1>
            <rptOwnerStreet2>4 SLOANE TERRACE</rptOwnerStreet2>
            <rptOwnerCity>LONDON</rptOwnerCity>
            <rptOwnerState>X0</rptOwnerState>
            <rptOwnerZipCode>SW 1X9DQ</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED KINGDOM</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001308098</rptOwnerCik>
            <rptOwnerName>Polygon Investments Ltd.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O POLYGON INVESTMENT PARTNERS LLP</rptOwnerStreet1>
            <rptOwnerStreet2>4 SLOANE TERRACE</rptOwnerStreet2>
            <rptOwnerCity>LONDON</rptOwnerCity>
            <rptOwnerState>X0</rptOwnerState>
            <rptOwnerZipCode>SW 1X9DQ</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED KINGDOM</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001400002</rptOwnerCik>
            <rptOwnerName>Polygon Investment Management LTD</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O POLYGON INVESTMENT PARTNERS LLP</rptOwnerStreet1>
            <rptOwnerStreet2>4 SLOANE TERRACE</rptOwnerStreet2>
            <rptOwnerCity>LONDON</rptOwnerCity>
            <rptOwnerState>X0</rptOwnerState>
            <rptOwnerZipCode>SW 1X9DQ</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED KINGDOM</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001308513</rptOwnerCik>
            <rptOwnerName>Polygon Investment Partners LLP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O POLYGON INVESTMENT PARTNERS LLP</rptOwnerStreet1>
            <rptOwnerStreet2>4 SLOANE TERRACE</rptOwnerStreet2>
            <rptOwnerCity>LONDON</rptOwnerCity>
            <rptOwnerState>X0</rptOwnerState>
            <rptOwnerZipCode>SW 1X9DQ</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED KINGDOM</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001308514</rptOwnerCik>
            <rptOwnerName>Polygon Investment Partners LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O POLYGON INVESTMENT PARTNERS LLP</rptOwnerStreet1>
            <rptOwnerStreet2>4 SLOANE TERRACE</rptOwnerStreet2>
            <rptOwnerCity>LONDON</rptOwnerCity>
            <rptOwnerState>X0</rptOwnerState>
            <rptOwnerZipCode>SW 1X9DQ</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED KINGDOM</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001400001</rptOwnerCik>
            <rptOwnerName>Polygon Investment Partners GP, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O POLYGON INVESTMENT PARTNERS LLP</rptOwnerStreet1>
            <rptOwnerStreet2>4 SLOANE TERRACE</rptOwnerStreet2>
            <rptOwnerCity>LONDON</rptOwnerCity>
            <rptOwnerState>X0</rptOwnerState>
            <rptOwnerZipCode>SW 1X9DQ</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED KINGDOM</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2011-03-08</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1540293</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnote</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Polygon Global Opportunities Master Fund received a limited partnership interest in Polygon Recovery Fund L.P. the value of which included the fair market value of the securities as consideration.</footnote>
        <footnote id="F2">By Kings Road Holdings XIV Ltd.</footnote>
    </footnotes>

    <remarks>This Form 4 is filed on behalf of Kings Road Investments Ltd., Polygon Global Opportunities Master Fund, Polygon Investments Ltd., Polygon Investment Management Ltd., Polygon Investment Partners LLP, Polygon Investment Partners LP and Polygon Investment Partners GP, LLC.</remarks>

    <ownerSignature>
        <signatureName>KINGS ROAD INVESTMENTS LTD. By: Polygon Investment Partners LLP, its investment manager By: /s/ Patrick G.G. Dear, Principal</signatureName>
        <signatureDate>2011-03-09</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>POLYGON GLOBAL OPPORTUNITIES MASTER FUND By: Polygon Investment Partners LLP, its investment manager; By: /s/ Patrick G. G. Dear, Principal</signatureName>
        <signatureDate>2011-03-09</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>POLYGON INVESTMENTS LTD. By: /s/ Patrick G. G. Dear, Principal</signatureName>
        <signatureDate>2011-03-09</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>POLYGON INVESTMENT MANAGEMENT LIMITED By: /s/ Patrick G. G. Dear, Principal</signatureName>
        <signatureDate>2011-03-09</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>POLYGON INVESTMENT PARTNERS LLP By: /s/ Patrick G. G. Dear, Principal</signatureName>
        <signatureDate>2011-03-09</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>POLYGON INVESTMENT PARTNERS LP By: /s/ Patrick G. G. Dear, Principal</signatureName>
        <signatureDate>2011-03-09</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>POLYGON INVESTMENTS PARTNERS GP, LLC By: /s/ Patrick G. G. Dear, Principal</signatureName>
        <signatureDate>2011-03-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
