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...
by your mom's face... June 09, 2006
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
by The leet gangster October 29, 2007
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by Schultz February 03, 2005
The esteemed school known as St. Francis University. Named after the valiant Catholic priest Saint Arthur Francis, STFU is dedicated to providing their students a quality, yet spiritual education. In addition to the superb education offered at STFU, they are also known for their outstanding basketball team. Their mascot is the fabled Unicorn, as students can be seen all around the campus holding a hand to their forehead and pronouncing "UNICORNS!!!!" to the rest of the world.
1. "S--T--F--U--S-T-F-U-UNICORNS FIGHT!!!"
2. BAM!!! I just Unicorn stabbed you with my horn.
3. "Oh yeah I remember STFU, they had a good basketball team." - Mr. OL
2. BAM!!! I just Unicorn stabbed you with my horn.
3. "Oh yeah I remember STFU, they had a good basketball team." - Mr. OL
by skyguy86 March 24, 2009
the definition of stfu is Save The Flying Unicorns, used to make someone shut the fuck up by using confusion.
by xXx_anonymous69_xXx August 15, 2016
One would say it while losing an argument or after being insulted; usually used by french speaking canadians.
ESTI FUCK YOU
ESTI FUCK YOU
by oqk January 12, 2011