stfu

Stfu = Stop that flying unicorn!

Jack: You suck.
Jill: fu
Jack: No, really. You're horrible.
Jill: stfu!!!!!!
Jack: =O Where?!
Jill: ?

by checkerz August 21, 2008

stfu

Star Trek Federation University

I got my degree at STFU.

by Plex May 5, 2004

Stfu

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

by Annyeonghaso anonymous September 13, 2020

STFU

Shut the fuck up

Stfu boi

by BoltDAamazing April 10, 2017

Stfu

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"

by Oh god oh fuck July 8, 2020

stfu

Acronym of "Shut The Fuck Up", also known as something you should say to anyone that has an opinion or in case you are tired of people arguing over bullshit. It's also something you should do if you just don't like something. Science approves that shutting the fuck up for who has an opinion is the best thing you can ever do!

Someone disagrees with you on Twitter? STFU! -- AncientReality

by ThatLessHandsomeGuy February 9, 2017

STFU

It stands for SHUT THE FUCK UP

random kid: ur look like a girl

Bully: stfu I’ll beat ur ass

Normally used in text

by A Boy With A Fat Sister March 18, 2020