syfm
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
Acronym for "shut your fucking mouth", originally a meme taken from a scene in the movie Bronson.
Register: informalEra: 2020s
Where it’s used:
Used
American English
• Gen Z / internet register
Sources & notes
Adapted from Wikipedia “Glossary of 2020s slang” (CC BY-SA 4.0, retrieved 2026-07-30). US Gen Z / internet usage.
Common questions
What does “syfm” mean?
Acronym for "shut your fucking mouth", originally a meme taken from a scene in the movie Bronson.
Is “syfm” formal or informal?
syfm is generally informal.