\ ə-ˈvau̇ch How to pronounce avouch (audio) \
avouched; avouching; avouches

Definition of avouch

transitive verb

1 : to declare as a matter of fact or as a thing that can be proved : affirm
2 : to vouch for : corroborate
3a : to acknowledge (something, such as an act) as one's own

Keep scrolling for more

Examples of avouch in a Sentence

a note from my doctor avouching that my medical condition did indeed disqualify me from gym class avouched that he had never cheated on his taxes in his life

First Known Use of avouch

15th century, in the meaning defined at sense 1

History and Etymology for avouch

Middle English, to cite as authority, from Middle French avochier to summon, from Latin advocare — more at advocate

Keep scrolling for more

Learn More about avouch

Time Traveler for avouch

Time Traveler

The first known use of avouch was in the 15th century

See more words from the same century

Statistics for avouch

Cite this Entry

“Avouch.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/avouch. Accessed 17 Jan. 2021.

More from Merriam-Webster on avouch

Thesaurus: All synonyms and antonyms for avouch

Comments on avouch

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


Test Your Vocabulary

Words of Snow and Ice Quiz

  • image1037863653
  • Which of the following refers to thin, bending ice, or to the act of running over such ice?
True or False

Test your knowledge - and maybe learn something along the way.


Anagram puzzles meet word search.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!