affy /əˈfaɪ/verb 6/ˈæfi/ noun 1forms 4 verb6 •(no longer used) To have faith in (someone); to trust. •(no longer used) Chiefly followed by in, on, and upon: to rely on, to trust.Marcus Andronicus, so I do affie / In thy vprightnesse and Integrity […] — 1588 •(no longer used) Chiefly of a man: to formally promise to marry (someone, chiefly a woman); to be engaged to; also, to marry (someone); to espouse.He, though affide unto a former love, / To whom his faith he firmely ment to hold, / […] Her graunted love, but with affection cold […] — 1596 •(no longer used) Chiefly followed by to, unto, or with: often of a parent or guardian: to formally promise that (someone) be married to another person; to affiance, to betroth. •(figurative, no longer used) Followed by in, to, or unto: to bind or pledge (someone or something) to another person or thing. •(no longer used) Chiefly followed by that or to: to formally affirm or promise (something). affy /ˈæfi/ noun1 •(slang) An affidavit to be signed by a contest winner to confirm eligibility.If you have won a monthly prize, they will send you an affy and have you send it back. Then your prize comes from a courier. — 1997 formsaffied · affyde · affying · affies