Definition of


  1. (verb, communication) give personal assurance; guarantee
  2. (verb, communication) give surety or assume responsibility
  3. (verb, communication) summon (a vouchee) into court to warrant or defend a title
  4. (verb, change) give supporting evidence

via WordNet, Princeton University

Synonyms of Vouch


Origin of the word Vouch

  1. early 14c., "summon into court to prove a title," from Anglo-Fr. voucher, O.Fr. vocher "to call, summon, invoke, claim," probably from Gallo-Romance *voticare, metathesis of L. vocitare "to call to, summon insistently," frequentative of L. vocare "to call, call upon, summon" (see voice). Meaning "guarantee to be true or accurate" is first atte… more

via Online Etymology Dictionary, ©2001 Douglas Harper

Note: If you're looking to improve your vocabulary right now, we highly recommend Ultimate Vocabulary Software.

Word of the Moment

Farmer's Lung

alveolitis caused by an allergic reaction to fungal spores in the dust that is inhaled from moldy hay