\ ˈvau̇ch \
vouched; vouching; vouches

Definition of vouch 

(Entry 1 of 2)

intransitive verb

1a : 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

2a : 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



Definition of vouch (Entry 2 of 2)


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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

Recent Examples on the Web: Verb

At a small press briefing in New York City yesterday, a dozen different professionals and students, all hand-picked by Apple, were on hand to vouch for the new products. Lauren Goode, WIRED, "Apple's MacBook Pros Get Faster Chips, New Keyboards (Kinda)," 12 July 2018 The director of the Mariposas, Yolanda Rocha, with whom Ms. Quintanilla has spoken about the journey, vouched for the account Ms. Quintanilla shared with The New York Times. New York Times, "‘They Were Abusing Us the Whole Way’: A Tough Path for Gay and Trans Migrants," 11 July 2018 Incoming Secretary of State Mike Pompeo vouched for their authenticity. Or Rabinowitz, Washington Post, "What Netanyahu’s dramatic speech about Iran’s nuclear program revealed — and concealed," 4 May 2018 House Oversight Chairman Trey Gowdy, a South Carolina Republican, likewise vouched for Mueller and took issue with attacks on the probe from Dowd and Trump. Eli Watkins, CNN, "Republicans warn Trump," 18 Mar. 2018 Oh, and one of the players who lied for Winston, sorry, vouched for Winston in the Uber case? Nancy Armour, USA TODAY, "With Jameis Winston suspension, NFL saying deflating footballs worse than sexual assault," 28 June 2018 And sometimes, officials in exporting countries vouch for suspect shipments. Rachel Nuwer, New York Times, "That Python in the Pet Store? It May Have Been Snatched From the Wild," 9 Apr. 2018 In recent days, Isakson called the White House to express his concern that Jackson was unqualified, White House officials said, and vouched instead for his ally and former top aide Thomas Bowman, the VA's deputy secretary. The Washington Post, latimes.com, "Senate to postpone confirmation hearing for Jackson to head Veterans Affairs, White House is told," 24 Apr. 2018 Supermoon’s nearly 25,000 followers on Instagram can vouch for that. Bloomberg.com, "Over-the-Top Croissants Are the “It” Food of 2018," 8 Jan. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'vouch.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of vouch


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


1603, in the meaning defined above

History and Etymology for vouch


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


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

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Learn More about vouch

Dictionary Entries near vouch







voucher check

Phrases Related to vouch

vouch for

Statistics for vouch

Last Updated

3 Sep 2018

Look-up Popularity

Time Traveler for vouch

The first known use of vouch was in the 14th century

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More Definitions for vouch


\ ˈvau̇ch \
vouched; vouching

Kids Definition of vouch

: to give a guarantee The teacher vouched for their honesty.


\ ˈvau̇ch \

Legal Definition of vouch 

transitive verb

1 : to summon into court

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

intransitive verb

1 : to become surety

2a : to supply supporting evidence or testimony

b : to give personal assurance

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Comments on vouch

What made you want to look up vouch? Please tell us where you read or heard it (including the quote, if possible).


occurring twice a year or every two years

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