verb; The stating of the word "STFU"
A word used commonly on the internet, when someone wishes to use the stfu statement in the verb sense.
"I'm bored with your constant stfuing, go eat a banana or something."
by Jay March 28, 2005
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shut the f*** up~ another kind way of tell someone to be quiet.
Friend~Talking really loud.
Me~Stfu I'm trying to watch tv.
by XxZoexX July 27, 2020
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1) Acronym used for the phrase "shut the fuck up" for efficiency reasons.
Please stfu because I am trying to read.
by johnisthegame February 28, 2003
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1.) Save The Freaking Unicorns
2.) Say, Thanks For Understanding
3.) Short Term Follow Up
4.) Special Task Force Union
5.) Stop Talking Find Username
6.) Slippery Teflon From Utah
7.) Stinky Telnet Fell Under
8.) Special Transitory Food Units
9.) Stealing Turkeys From Uncle
10.) Superior Tactical Fragging Unit
11.) Silence That Followed Us
12.) South Texas Farming University
13.) Southern Tenant Farmers Union
14.) Scrawny Two Faced Underling
15.) Samurai Training Finished Unsuccessfully
16.) Show Them Fury Unleashed

Or the most common definition:
17.) Shut The Fuck Up
The common response to the previous 16 definitions.
STOP GIVING ME MANY DEFINITIONS FOR STFU!! STFU!!
by DarkDragon59 December 10, 2011
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abbreviation for shut the f*ck up.

AKA::

Stop
Tickling
Furry
Unicorns.
shut the f*ck up dude.
no you stop tickling furry unicorns!
man, just stfu, stfu.
by jujujuju100982563009lol July 10, 2013
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