DUFF

Designated Ugly Fat Friend
The DUFF isn't always ugly or fat, the DUFF is the least attractive friend ( They can still be pretty but not as pretty as the friends) in the group which makes the others look more attractive. The DUFF is the approachable friend in the group who gives intel about the more attractive friends.

"wow i didn't know they knew each other, why is she hanging out with them".
"She's their DUFF of course".
"Oh right yeah i see it".

by MusicDream April 3, 2015

chickenskin dufflebag

ballsack, scrotum, genitals

My testicles sit in my chickenskin dufflebag!

by JohnnyGuy December 19, 2007

Duff man

A character from The Simpsons
works for Duff Beer

"duff man oh yere!"
"duff man can't breath!"
"duff man oh no!"

by Xhent August 28, 2003

Duffie

Go hard, get retarded, dumb, any dude that steps up gets messed up

I go duffie.

by 23565 August 18, 2009

Duffing

Giving oral pleasure after the receipt of an unexpected gift.

Hillary received a beautiful engagement ring. Right after, she was caught on camera duffing her boyfriend on the barcalounger.

by Opeth1429 February 26, 2010

Duff

to throw a severe beating to another person or group. Used with mal intent or to beat the ass's of.

"If you don't shut the fuck up, i'm gunna duff your dumb ass"

by DamionFK December 3, 2006

Duffed It

Referring to when you royally screw something up. Sometimes when you miss an easy shot in a sport.

Oh he duffed it!

by Doo Doo Delpra June 28, 2011