Vouch for an old friend's trustworthiness.
An example of vouch is when you say "I know this carpenter is good, I used him."
To vouch for someone's honesty.
References vouching for his ability.
A candidate whose strong record vouches for her ability.
Other Word Forms
Origin of vouch
- Middle English vouchen to summon to court, warrant from Anglo-Norman voucher probably from Vulgar Latin voticāre alteration of Latin vocitāre frequentative of vocāre to call wekw- in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition