If you vouch for someone, you provide evidence or guarantee something on their behalf. If you vouch for your brother, you're saying he's a stand up type of guy.
To call; to summon.
Verb
give supporting evidence; "He vouched his words by his deeds"
Verb
summon (a vouchee) into court to warrant or defend a title
Verb
give surety or assume responsibility; "I vouch for the quality of my products"
Verb
give personal assurance; guarantee; "Will he vouch for me?"
v. t.
To call; to summon.
v. t.
To call upon to witness; to obtest.
v. t.
To warrant; to maintain by affirmations; to attest; to
affirm; to avouch.
v. t.
To back; to support; to confirm; to establish.
v. t.
To call into court to warrant and defend, or to make good
a warranty of title.
v. i.
To bear witness; to give testimony or full attestation.
v. i.
To assert; to aver; to declare.
n.
Warrant; attestation.
Vouch
[They] vouch (as I might say) to their aid the authority of the writers.2.
Vouch the silent stars and conscious moon.3.
They made him ashamed to vouch the truth of the relation, and afterwards to credit it.4.
Me damp horror chilled At such bold words vouched with a deed so bold.5.
He vouches the tenant in tail, who vouches over the common vouchee.
Vouch
He will not believe her until the elector of Hanover shall vouch for the truth of what she has . . . affirmed.2.
Vouch
The vouch of very malice itself.
To call; to summon.
To bear witness; to give testimony or full attestation.
Warrant; attestation.
Usage Examples
Vouch, Vouch, ouch, Vouch, Viouch, V9ouch, V0ouch, Vpouch, Vlouch, Viuch, V9uch, V0uch, Vpuch, Vluch, Voiuch, Vo9uch, Vo0uch, Vopuch, Voluch, Voyuch, Vo7uch, Vo8uch, Voiuch, Vojuch, Voych, Vo7ch, Vo8ch, Voich, Vojch, Vouych, Vou7ch, Vou8ch, Vouich, Voujch, Vouxch, Voudch, Voufch, Vouvch, Vou ch, Vouxh, Voudh, Voufh, Vouvh, Vou h, Voucxh, Voucdh, Voucfh, Voucvh, Vouc h, Voucgh, Voucyh, Voucuh, Voucjh, Voucnh, Voucg, Voucy, Voucu, Voucj, Voucn, Vouchg, Vouchy, Vouchu, Vouchj, Vouchn.