noun warrant; attestation.
2. vouch ·vi to bear witness; to give testimony or full attestation.
3. vouch ·vt to call upon to witness; to obtest.
4. vouch ·vt to call; to summon.
5. vouch ·vt to call into court to warrant and defend, or to make good a warranty of title.
6. vouch ·vi to assert; to aver; to declare.
7. vouch ·vt to back; to support; to confirm; to establish.
8. vouch ·vt to warrant; to maintain by affirmations; to attest; to affirm; to avouch.