duff

dumb ugly fat friend

"cant she see she is the duff"

by go to bed April 19, 2017

Duff

dumb ugly or fat friend...

Becky invited her duff so she doesnt get wasted and blows any willing cock within sucking distance

by NorCal Slanger March 27, 2017

Duff

Knock someone clean out

Imma duff his dumbass

by Hatehatty6 March 8, 2020

DUFF

It is a word you use for that one friend that you don't like. It means DESIGNATED UGLY FAT FRIEND

Kim: Ugh why is she always hanging around us
Nicki: Yeah she's just a DUFF

by Golden_Goddess February 11, 2015

duff

Dump
Ugly

Fat
Friend

That girl is the other's duff.

by Masker August 10, 2017

Duff

To scarf down food at a rapid pace; to eat large amounts very fast.

After I smoke, all i want to do is duff and sleep

by Fontaine June 30, 2017

Duff

The ugly friend you bring out with you.

Ian is not a Duff

by QuinnIsAJag January 19, 2020