Definitions by Fontaine

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

Duff by Fontaine June 30, 2017

Crush 

have sex, for use when "fuck" is deemed too inappropriate

"I ain't a player, I just crush a lot"

Crush by Fontaine June 12, 2005