DUFF

(Designated Ugly Fat Friend) A DUFF doesn't always have to be fat or ugly, sometimes a DUFF can be cute, but they're there to make the rest of the group look better and to be the approachable one for anyone seeking inside info.

Man 1: "Hey do you know if that hot girl is single?"
Man 2: "I don't know, go ask her DUFF"

by YolkyYellow March 30, 2015

duff budgie

A poor choice for a life partner

She's gone and married a duff budgie!

by Duffbudgie September 23, 2022

Duff

Dumb ugly fat fuck

Hey, look over there, it’s a duff, why is they walking over here.

Oh look, there’s the duff, haha

by Thisguy1999 March 12, 2022