vouch

1 of 2

verb

ˈvau̇ch 

vouched; vouching; vouches

intransitive verb

1

a

: to supply supporting evidence or testimony

b

: to give personal assurance

2

: to give a guarantee : become surety

transitive verb

1

: to summon into court to warrant or defend a title

2

a

: prove, substantiate

b

: to verify (a business transaction) by examining documentary evidence

3

archaic

a

: assert, affirm

b

: attest

4

archaic : to cite or refer to as authority or supporting evidence

vouch

2 of 2

noun

obsolete

: allegation, declaration

Synonyms

Verb

• testify (to)
• guarantee
• certify

Choose the Right Synonym for vouch

certify, attest, witness, vouch mean to testify to the truth or genuineness of something.

certify usually applies to a written statement, especially one carrying a signature or seal.

certified that the candidate had met all requirements

attest applies to oral or written testimony usually from experts or witnesses.

attested to the authenticity of the document

witness applies to the subscribing of one's own name to a document as evidence of its genuineness.

witnessed the signing of the will

vouch applies to one who testifies as a competent authority or a reliable person.

willing to vouch for her integrity

Examples of vouch in a Sentence

Verb

a scientist who can vouch for the accuracy of the results

Recent Examples on the Web

Verb

State of play: State officials were given a certification form, due within 10 days, to vouch that their policies aligned with federal directives against DEI practices. —April Rubin, Axios, 3 Apr. 2025

This writer can vouch that the Red Barrel love seat works wonders at leveling up a teeny balcony in need of furnishing. —Blake Bakkila, Architectural Digest, 27 Mar. 2025

Noun

Strap-on dildos are often tools of slapstick humor on TV or around the internet — as Broad City or And Just Like That viewers can vouch — and often the joke relies on the difficulty or cumbersome nature of using one. —Sofia Barrett-Ibarria, Them, 8 Jan. 2025

Those close to him vouch that’s the real Bancroft – respectful and mild-mannered but curious. —Tristan Lavalette, Forbes, 19 Apr. 2023

Word History

Etymology

Verb

Middle English vochen, vouchen, from Anglo-French voucher to call, vouch, from Latin vocare to call, summon, from vox voice — more at voice

First Known Use

Verb

14th century, in the meaning defined at transitive sense 1

Noun

1603, in the meaning defined above

Phrases Containing vouch

• vouch for

Rhymes for vouch

• bouche
• couch
• crouch
• grouch
• ouch
• pouch
• slouch

Kids Definition

vouch

verb

ˈvau̇ch

1

: to give a guarantee

vouch for the truth of a story

2

: to supply supporting evidence or testimony

Legal Definition

vouch

verb

ˈvau̇ch 

transitive verb

1

: to summon into court

2

: to verify (a business transaction) by examining documentary evidence

intransitive verb

1

: to become surety

2

a

: to supply supporting evidence or testimony

b

: to give personal assurance

Etymology

Verb

Anglo-French voucher to call, summon, summon to court as guarantor of a title, ultimately from Latin vocare to call, summon