perjure

[pur-jer]
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verb (used with object), per·jured, per·jur·ing.
  1. to render (oneself) guilty of swearing falsely or of willfully making a false statement under oath or solemn affirmation: The witness perjured herself when she denied knowing the defendant.

Origin of perjure

1475–85; < Latin perjūrāre to swear falsely, equivalent to per- through, i.e., beyond the limits (see per-) + jūrāre to swear, literally, to be at law, derivative of jūs jus
Related formsper·jure·ment, nounper·jur·er, nounun·per·jur·ing, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018


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British Dictionary definitions for perjurer

perjure

verb
  1. (tr) criminal law to render (oneself) guilty of perjury
Derived Formsperjurer, noun

Word Origin for perjure

C15: from Old French parjurer, from Latin perjūrāre, from per- + jūrāre to make an oath, from jūs law
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for perjurer

perjure

v.

mid-15c. "swear falsely" (implied in perjured; late 13c. in Anglo-French), from Old French parjurer "to break one's word, renege on a promise" (11c.), from Latin periurare "to swear falsely, break one's oath" (see perjury). Reflexive sense is from 18c.

Online Etymology Dictionary, © 2010 Douglas Harper