Up the duff

An old Australian Slang term referring to an unplanned pregnancy, first used in 1941 and all the way through to around the 70s. Rarely used now a days.

Person 1: What is happening to her?
Person 2: She's up the duff.

by Shen Bapri March 23, 2023

Duff

Beer you wish you could have but never will.

I'm craving some duff right now bro.

by lemonberrypie August 4, 2017

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