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
Hot Girl in group: is the captain of the football team still single
Duff: yeah
Hot girl: thanks bestie
by perfectsayings February 21, 2015
Get the DUFFmug. 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.
"She's fucking fabulous, who are you to prejudge, you unnoticeable twat."
Bianca is fabulous, bitches.
by PensPencilsAndRulers November 5, 2017
Get the DUFFmug. "Dude, were you able to bang Amy last night?"
"No! I was so mad; she brought her DUFF Caroline!"
"That sucks..."
"No! I was so mad; she brought her DUFF Caroline!"
"That sucks..."
by Bo C. May 28, 2007
Get the DUFFmug. by Rodneyeeee Munch April 22, 2008
Get the DUFFmug. Designated Ugly Fat Friend.
typically seen at a bar or night club with any attractive female. They are put on this earth for one reason, to cock block. They usualy give you dirty looks while you talk to there friend then tell you that shes to drunk and makes the girl leave.
YOU WILL ALWAYS SEE A DUFF WITH ANY GOOD LOOKIN CHICK!
typically seen at a bar or night club with any attractive female. They are put on this earth for one reason, to cock block. They usualy give you dirty looks while you talk to there friend then tell you that shes to drunk and makes the girl leave.
YOU WILL ALWAYS SEE A DUFF WITH ANY GOOD LOOKIN CHICK!
"Dude i was so gonna fuck that chick tonight but her fat fuckin duff mad her leave."
"God Damn look at that fuckin DUFF!"
"God Damn look at that fuckin DUFF!"
by finothebamf October 12, 2008
Get the DUFFmug. When you see two hot chicks hanging out with a fatter, uglier woman you can pinpoint this woman as 'the DUFF'. DUFF stands for Designated Ugly Fat Friend. Hot chicks usually have a DUFF to make themselves look even better, when compared to their DUFF.
by SmartyTarty September 23, 2015
Get the DUFFmug.