second 1verbdomain: v societyPrinceton WordNet [ver.3.1]EnglishDefinitiongive support or one's approval toReport errorPath to highest hypernymMorphologySynset graphExamples1.I'll second that motion2.I can't back this plan3.endorse a new projectSynonymsback 3give support or one's approval toendorse 2give support or one's approval toindorse 2give support or one's approval to