Green’s Dictionary of Slang

giffed adj.

[abbr. t.g.i.f., thank God it’s Friday, i.e. time to stop work and go out for pleasure]

tipsy, drunk.

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[US]A. Mariello ‘Dirty Dictionaries’ on Weekly Dig 🌐 Last night we went to my boy’s cid pad and got completely giffed on A-bomb juice. We were so activated we barely noticed our friend Al K. Hall slip through the front door.