to signverb/ɐsiˈnaɾ/highas·si·narPortuguesEnglishEspanolFrancaisDefinitionTo write one's name on a document to validate or approve it.He will sign the contract tomorrow.Please sign here to confirm your attendance.synautographsubscribeantunsignedCommon collocationssign a contractsign a documentEtymologyDo latim 'assignare'Related wordsassinaturaassinadoassinante