Stfu

Acronym used for the phrase "Say, thanks for understanding."

"It's cool, bro."
"STFU"

by AwesomeTH October 10, 2006

STFU

Comes From Shut The Fuck Up

Guy 1: Why are you being a pussy today?
Guy 2: STFU!

by Andrew Mister February 18, 2008

STFU

Save the flying unicorns!

One day I went to school and some people were protesting with signs that said "STFU." I asked them if they knew what it meant and they said it meant save the flying unicorns.

by Spontaneousmuffinlover May 15, 2011

STFU

Southern Tenant Farmers Union. Formed in response to FDR's agricultural policies during the Great Depression.

We learned about the STFU today in history class.

by Richard Swett June 15, 2010

stfu

Save the Future Undergraduates

Help STFU! They are the our next generation's future.

by alilfish April 28, 2009

stfu

An acronym commonly used in instant messaging or online games (mmo)for Shut the Fuck Up. Used to save time when typing and by n00bs...

"dude, u r really startin to piss me off w/ ur random rambling, STFU n00b!!!

by your mom's face... June 11, 2006

stfu

STFU means "Shut The fuck up!!!!!" normally said to people who are very annoying or just won't shut up.. Used also a lot to people who don't know what it means

Your mom: hey come do your homework!!

You: no, mom

Your mom: yes!

You: STFU mom I'll rape you

by The leet gangster November 15, 2007