duff

designated ugly fat friend
the more approachable one

you are duff

omg Katey is such a duff in her friend group

by calumhood.com October 24, 2015

Duff

Beer you wish you could have but never will.

I'm craving some duff right now bro.

by lemonberrypie August 4, 2017

duff

Dump
Ugly

Fat
Friend

That girl is the other's duff.

by Masker August 10, 2017

Duff

An alternate name for penis.

"He wants to put his duff where?"

by TeamTripod July 8, 2009

duff the croquembouche

Fail to give appropriate praise to a feat of amazing skill or nerve.

dude, that chick is epic win.... why did he so duff the croquembouche??

by greek tree June 29, 2011

duff

DUFF means designated ugly fat friend

this person doesn't have to be fat and ugly to be a duff they are usually the one everyone goes to for information on one of the pretiter friends in the group

"why doesnt she get invited to parties, because she's our duff"

by makaaay March 28, 2015

Duff Jam

bullshit, lying, contempt, vindictive, self serving, me only servitude.

I will not put up with any of your duff jam

by RenegadeLacrosse November 8, 2019