What Does STFU Mean?

STFU means "Shut The F*ck Up."

STFU is an abbreviation of the slang term "Shut The F*ck Up," which is a very direct and rude way of telling someone to stop talking or to express annoyance. For example:
  • Terry: You can't even look him in the eye.
  • Lee: Yes I can! STFU!
  • Sam: I only told her what you told me.
  • Ali: You should learn to STFU!
Other ways of telling someone to shut up include:

Video Summarizing STFU

Here's a short video explaining how to use the abbreviation STFU:

Image for STFU

When I write STFU, I mean this:

meaning of STFU

Stop talking!

Summary of Key Points

"Shut The F*ck Up" is the most common definition for STFU on Snapchat, WhatsApp, Facebook, Twitter, Instagram, and TikTok.
Definition:Shut The F*ck Up
Guessability:guessability level 2
2: Quite easy to guess
Typical Users:typical user

Adults and Teenagers

An Academic Look at STFU

As it is pronounced using its individual letters (i.e., "Ess Tee Eff Yoo"), STFU is classified as an initialism abbreviation. Initialisms are different to acronyms, which are spoken like words.

What Did We Say before Texting and Social Media?

Before the digital era, we might have just said "Shut The F*ck Up" or something like "Shut your face," instead of using the abbreviation STFU.

Example of STFU Used in a Text


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