Definition of perjury in English:



  • [mass noun] The offence of wilfully telling an untruth or making a misrepresentation under oath.

    ‘he claimed two witnesses at his trial had committed perjury’
    • ‘Another antique rule provided that a corporation could not be indicted for a felony like perjury.’
    • ‘He was found guilty of perjury and perverting the course of justice in relation to this case.’
    • ‘There was an inquiry, I think, because he was then subsequently convicted of perjury.’
    • ‘That trial proceeded, I prosecuted, and the jury duly convicted him of perjury.’
    • ‘Your Honour, the prosecution witnesses committed perjury throughout the whole trial.’
    lying under oath, violation of an oath, giving false evidence, giving false testimony, bearing false testimony, bearing false witness, forswearing oneself, making false statements, wilful falsehood
    mendacity, mendaciousness
    View synonyms


Late Middle English: from Anglo-Norman French perjurie, from Latin perjurium false oath, from the verb perjurare (see perjure).