duff

girl with a big butt or also known as a phatty

"dammnnn she got dha duff"

by noneya624 January 11, 2012

duff

A word used when someone is excited by something. Or if you see a fit girl.

Wow, look at Sonia.
Duff!

by TheWorx December 10, 2008

duff

an unshaved dick or man bush

from the root muff

judging by that guy's hairline...he's gonna have a duff 'down there'

by Brandi McPherson December 28, 2005

duff

useless or not worth keeping

that bloody acoustic pinger is duff again

by Barry Grace March 16, 2003

duff

v. 1. to not follow through with plans to meet someone;
2. to ditch a person

We had plans all week to leave town together this weekend, but he duffed me once again.

by BMWBrian October 28, 2006

duff

v. To D/F (direction find)

Break out the Yagi, men, as we must duff the illegal transmitter before it shuts down.

by harry flashman August 25, 2003

duff

Dumb Ugly Fat Friend. Every hot girl has at least one. If, in the case, that a hot girl has other hot girl friends, then they all have at least one mutual duff. Hot girls chill with them to usually make themselves seem better.

Yo dawg, we gotta get this DUFF away asap.

by the_realest_MI March 4, 2011