vouch

• POS: Noun, Verb (intransitive), Verb (transitive)

CIDE DICTIONARY

vouch, v. t. [OE. vouchen, OF. vochier to call, fr. L. vocare to call, fr. vox, vocis, voice. See Voice, and cf. Avouch.].

•  To call; to summon.  [1913 Webster]

  "[They] vouch (as I might say) to their aid the authority of the writers."  [1913 Webster]
•  To call upon to witness; to obtest.  [1913 Webster]

  "Vouch the silent stars and conscious moon."  [1913 Webster]
•  To warrant; to maintain by affirmations; to attest; to affirm; to avouch.  [1913 Webster]

  "They made him ashamed to vouch the truth of the relation, and afterwards to credit it."  [1913 Webster]
•  To back; to support; to confirm; to establish.  [1913 Webster]

  "Me damp horror chilled
  At such bold words vouched with a deed so bold."  [1913 Webster]
•  To call into court to warrant and defend, or to make good a warranty of title.  [1913 Webster]

  "He vouches the tenant in tail, who vouches over the common vouchee."  [1913 Webster]

Syn. -- To obtest; declare; affirm; attest; warrant; confirm; asseverate; aver; protest; assure.

vouch, v. i. 

•  To bear witness; to give testimony or full attestation.  [1913 Webster]

  "He will not believe her until the elector of Hanover shall vouch for the truth of what she has . . . affirmed."  [1913 Webster]
•  To assert; to aver; to declare.  Shak.  [1913 Webster]

vouch, n. 

 Warrant; attestation.  [1913 Webster]
"The vouch of very malice itself."  [1913 Webster]

OXFORD DICTIONARY

vouch, v.
1 intr. (foll. by for) answer for, be surety for (will vouch for the truth of this; can vouch for him; could not vouch for his honesty).
2 tr. archaic cite as an authority.
3 tr. archaic confirm or uphold (a statement) by evidence or assertion.

Etymology

ME f. OF vo(u)cher summon etc., ult. f. L vocare call

THESAURUS

vouch

acknowledge, affirm, affirmance, affirmation, allegation, allege, and candle, announcement, annunciation, assert under oath, assertion, asseverate, asseveration, assure, attest, aver, averment, avouch, avouchment, avow, avowal, back up, bear witness, book, certify, conclusion, confirm, corroborate, countersign, creed, declaration, depone, depose, dictum, disclose, endorse, enunciation, give evidence, guarantee, ipse dixit, kiss the book, make a promise, manifesto, pledge, plight, position, position paper, positive declaration, predicate, predication, proclamation, profession, promise, pronouncement, proposition, protest, protestation, prove, say, say-so, saying, sponsor, stance, stand, statement, substantiate, support, swear, swear by bell, swear the truth, swear to, swear to God, swear to goodness, testify, troth, underwrite, uphold, utterance, verify, vouch for, vow, warrant, witness, word

ROGET THESAURUS

vouch

Affirmation

VB assert, make an assertion, have one's say, say, affirm, predicate, declare, state, protest, profess, put forth, put forward, advance, allege, propose, propound, enunciate, broach, set forth, hold out, maintain, contend, pronounce, pretend, depose, depone, aver, avow, avouch, asseverate, swear, make oath, take one's oath, make an affidavit, swear an affidavit, put in an affidavit, take one's Bible oath, kiss the book, vow, vitam impendere vero, swear till one is black in the face, swear till one is blue in the face, swear till all's blue, be sworn, call Heaven to witness, vouch, warrant, certify, assure, swear by bell book and candle, swear by, insist upon, take one's stand upon, emphasize, lay stress on, assert roundly, assert positively, lay down, lay down the law, raise one's voice, dogmatize, have the last word, rap out, repeat, reassert, reaffirm, announce, acknowledge, attest, adjure.