Definitions by Bad Stuf

Fusf 

Fuck You Shit Face

Hey Marty, FUSF!
Hey Troy, FUSF!
Who is Joe? FUSF!

Fusf by Bad Stuf May 16, 2018

FUSF 

Fuck U Shit Face

When your friend is acting a fool on the gram, you type FUSF to put them squarely in their place.

FUSF by Bad Stuf May 8, 2018