Gaf means "Gypsy As Fuck". In other words, it is when what status off as a horse trade, turns into a goat fuck, and then ends in a chicken chase.
MEANING THE DEAL IS TOAST.
Said like "Dude, this deal is GAF"
Commonly used as an abbreviation for “house” in parts of Ireland
Sometimes spelled with two fs
Yo, I'm Gonna need a GAFS as soon as possible or I'm might loose my shit. I've not eaten all day.
Shortened way of saying that you don't give a fuck. Instead of I don't give a fuck, you just say I don't GAF (pronounced gaff).
Incel 1: “yo dude that girl you just asked out totally rejected you”
Incel 2: “I don’t gaf she was ugly anyways”
Short for, “Good as Fuck.”
Yo, did you try those brownies Kevin made last night at Rachel’s party? Hell yes!!! Those were GAF!!!”