Duff

The action of folding someone, or knocking them out

“Man I’ll duff your shit”
“Oh shit, Amari got duffed

by Slump November 20, 2019

duff

D.U.F.F a friend that is used to make yourself appear attractive or popular

wow really their friendship group has a duff wow they are so shallow poor duff

by TechWhiz November 2, 2016

Pulling a Duff

Sitting on your ass and not doing anything.

The dude was so hungover Duff didn’t lift a finger.... he was pulling a Duff

by Doepke April 23, 2021

Duff Buck

A currency used by 8th grade students on the Hawks side of Chichester Middle School that Mr. Bryan Duffy created during his time teaching for his students to earn and purchase valuables such as buying extra credit points on the final exam, buying a homework pass or a mechanical pencil.

Student: I would like to use a homework pass
Mr. Duffy: *Takes the Duff Bucks and marks as complete*

by VinnySarge June 10, 2025

The duff

Designated ugly fat friends

That one friend group that everbody avoides for obvious reasons

The people that sit near the benches at school are the Duffs of school

by Smonky August 21, 2021

duff

Madi and lily (designated, ugly, fat friend)

Madi and Lily are such duffs!

by YLYILS May 26, 2018

DUFF

A term describing depressed, ugly, feminist females. DUFF for short.

"An ugly chick i know complained that i wasn't open minded enough about her genderless kitten, and that i was being sexist, and was also guilty of raping her."

"Oh she must be part of DUFF."

by mahaaham May 30, 2015