stffu

shut the fuckin' fuck up

when George W. Bush talks you can say StFFU

by JEFF_HARDY_GIRL April 24, 2010

STFFU

An adaptation to STFU, which has included a "fucking" to it. Basically translates to "Shut The Fucking Fuck Up!" Has no real purpose except to emphasize that you want the certain someone(s) to shut up.

Dude1:OMG Wassup dawg!

Dude2:STFFU BITCH!

by monkeygodkiller January 02, 2009

STFFU

Shut the flying fuck up.
Similar to stfu but used for more random people.

Jakki: "So I heard this really funny joke yesterday! But... I forgot it. It was really good though."
Calvin: "Dude, stffu, why don't you stop eating so much sugar and go jump off your roof and try to fly"

by Batmanxisxrad February 19, 2009