stfd

SHUT THE FUCK DOWNN.

person A: "something stupid"
person B: wow, stfd.

by ahhguesswho May 26, 2011

styfyb

short for "she's too young for you bro," the expression popularized by the TV show Jersey Shore, Jerry LaVigne Jr. and the facebook group "If she ______ she's too young for you bro" that collected hundreds of thousands of likes and tens of thousands of wallposts within only a few days.

"if you have to pretend your penis is a train or a plane to get it in her mouth styfyb"

"if she's looking up this definition, then styfyb!"

by br0lias August 21, 2011

stfdastfu

Sit the fuck down and shut the fuck up.

Kyler: Mom keeps spazzing and running around the kitchen.

Josh: Tell her to stfdastfu

by Nehltic February 1, 2009

STFD

SLOW the fuck down!

You're doing WHAT and texting? STFD!

by MagneticPortal June 19, 2014

styed up

when you drink an alcoholic beverage out of a styrofoam cup to get drunk. Usually mixed drinks or to hide the fact that its alcohol.

(Man with crown and ginger inside a styrofoam cup on a friday night at 7pm) Man: I am getting styed up before I go out to the bars.

by Pat82 October 9, 2008

SYFDS

Shut Your Fucking Dick Sucker

You talk too much! SYFDS

by Burkledonna March 3, 2010

stdfd

A campaign know as "save the dolphins from drowning"

Dude, do you support STDFD?

by Butters my Butthole™ January 29, 2019