You just duffed out!
Man sorry i didn't hear you i was totally duffing out.
I really duffed out on that one
Man sorry i didn't hear you i was totally duffing out.
I really duffed out on that one
by Tazan August 22, 2011

Duff the DESIGNATED UGLY FAT FRIEND as a duff i would know its not fun ,sometimes u get ignored by ur friends and you feel left out
"I was a DUFF back in middle school."
by Vampie the queen October 20, 2021

The glue to a friendship. She/he will always support there friends no matter what. She can be a pain in the ass but everyone still loves her/him.
by ofiherjonfoqe[h November 5, 2018

by calumhood.com October 24, 2015

Desiganted Ugly Fat Friend. A common acronym used in male cliques. Used to refer to the girl that the "hot chicks" bring along to distract the "Wingman" (every male clique has one, his job is to intercept the DUFF.) so the ycan have the more desirable males of the group.
by TXwolfman817 February 24, 2009

A person who doesn't do anything productive with their life after high school - no job, no school, just vibes. Can also describe the act of being unproductive or lazy in general. The word originated from the last name Duffey, a kid who famously did absolutely nothing post-graduation.
Used as a noun:
"Don't be a duff — at least try to apply somewhere."
Used as a verb:
"I was just duffin' it all weekend, didn't move off the couch once."
"He's been duffing his life away since senior year."
Used as an adjective:
"That's the most duff thing l've ever seen — unemployed and still
Lplaining."
"Don't be a duff — at least try to apply somewhere."
Used as a verb:
"I was just duffin' it all weekend, didn't move off the couch once."
"He's been duffing his life away since senior year."
Used as an adjective:
"That's the most duff thing l've ever seen — unemployed and still
Lplaining."
by Duffer555 July 21, 2025
