Duff

"Your their Duff, they are prettier than you"
by heyo2 May 28, 2015
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Duff

1. The other friend who blends in the background

2. To TRY copy someones lifestyle
Duff: John dats a cool new haircut
John: Thanks you gay

2 days later...

Duff: John i got ur cool new haircut
by M15A April 11, 2008
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Duff

jake is a duff
by suwoop234 March 14, 2011
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DUFF

Designated Ugly Fat Friend

One who accompanies two other girls to make them look better. Usually, without their own knowledge.
There were two pretty girls accompanied by an uglier, fatter girl. The other girl was a DUFF, only there to make the other girls look better.
by wolfles July 09, 2015
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duff man

A fictional spokesman for the beer company:
"Duff".
He represents all that is malty
and alcholic.
Tends to do alot of thrusting
to the song "Oh yeah" by Yello.
The simpsons.
"Duff man is thrusting in the direction
of the problem!"
"Duff man can never die,
only the actors who play him!"
by Phoebe April 07, 2004
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DUFF Man

The wingman who takes one for the team and talks to the Designated Ugly Fat Friend (DUFF). So the player has the opportunity to pick up the babe.
James was a great DUFF Man last night, otherwise I would have never gotten that babe home.
by Frankie B Govan September 05, 2015
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