verb
vouch
VOWCH
verb
1
To personally guarantee that someone or something is trustworthy or genuine, often based on your own experience.
"I can vouch for her — we've worked together for years."
"He vouched for the accuracy of the report before it was published."
How to Use Vouch
Learner’s notesIn plain EnglishTo put your own credibility on the line to back someone or something up.
Common mistake
Almost always used with "for" — you vouch FOR someone, not just vouch someone.
Common pairings
vouch for someone
vouch for the truth of
personally vouch
Word Forms
vouched past tense, vouches plural, vouches singular
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I can _____ for her — we've worked together for years.
Etymology
From Middle English vouchen via Anglo-Norman and Old French vocher, ultimately from Latin vocare, "to call, summon."