DUFF

1.Damn, U're Fucking Fabulous: The friend of the popular people that everyone looks down on but is actually fabulous./2.Designated Ugly Fat Friend: The friend of the popular people that goes unnoticed and doesn't seem to exist.

"Ugh, the DUFF is hanging out with her popular friends again..."
"She's fucking fabulous, who are you to prejudge, you unnoticeable twat."

Bianca is fabulous, bitches.

by PensPencilsAndRulers November 05, 2017

DUFF

Duff stands for designated, ugly, fat, friend. In your group there are usually some hot people in there and then there's that one member that is the least attractive and that person get used to get info about other people

Guy at school : dude those girls are smokin except for the other one

Hot Girl in group: is the captain of the football team still single
Duff: yeah
Hot girl: thanks bestie

by perfectsayings February 22, 2015

duff

girl with a big butt or also known as a phatty

"dammnnn she got dha duff"

by noneya624 January 11, 2012

duff

A word used when someone is excited by something. Or if you see a fit girl.

Wow, look at Sonia.
Duff!

by TheWorx December 18, 2006

Duff

To Fart, flatulate, passing intestinal gas, let one go, squeeze cheeks, float an air biscuit.

"Has someone done a duff? It smells in here."

by Animal Muppet June 10, 2009

The Duff

A person of great power and an ardent supporter and believer in Polygamy who enjoys the company of three or four women rather than one

Your man over there has 6 Putinis around his waist he’s doing The Duff

by Pimp Daddy Mack October 04, 2018

duff

an unshaved dick or man bush

from the root muff

judging by that guy's hairline...he's gonna have a duff 'down there'

by Brandi McPherson November 12, 2005