- to vouch for; guarantee
- to declare the truth of; assert; affirm
- to acknowledge openly; avow
Origin of avouchMiddle English avouchen ; from Old French avochier, to affirm positively ; from Classical Latin advocare: see advocate
transitive verba·vouched, a·vouch·ing, a·vouch·es
- To declare the provable truth or validity of; affirm: She avouched that she herself was innocent.
- To corroborate or confirm; vouch for: Has this report been avouched?
- To accept responsibility for (an action, for example); acknowledge.
- To avow; confess.
Origin of avouchMiddle English avouchen, to cite as a warrant, from Old French avochier, from Latin advocare, to summon; see advocate.
(third-person singular simple present avouches, present participle avouching, simple past and past participle avouched)
From Old French avouchier, from Latin advocāre, present active infinitive of advocō.