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random kid: ur look like a girl

Bully: stfu I’ll beat ur ass

Normally used in text
STFU by A Boy With A Fat Sister March 18, 2020
When someone has no other points for an argument so they use stfu as a way to still seem agressive.
"Stop spending all your time on urban dictionary, you have better shit to do"
"Stfu"
"Wow"
Stfu by Oh god oh fuck July 8, 2020
Stfu = Shut the fuck up.

Pretty simple right? Yeah, I thought so.

stfu is used when someone is being sarcastic or is annoyed with you.
Bro 1: Bruh stfu, uglyass.

Bro 2: Nah u built like a chicken nugget that just came out of a coma.
stfu by ikilled_cupid July 15, 2020
Acronym used for the phrase "shut the fuck up" for efficiency reasons, but your REALLY fucking mad. it is mostly used in arguments.
STFU I'm better at minecraft.
STFU by theSUTmaster July 18, 2020
Stfu means 'shut the fuck up' so a ruder way of saying shut up. It can be used in any situation.
Stfu no way!
Stfu ur being too damn loud
Stfu by Annyeonghaso anonymous September 13, 2020
If you get told to stfu you better just do it and say okay daddy it’s as simple as that
Mike:stfu : you ok daddy that’s what you need to say
Stfu by Obed.ftp October 22, 2020