PC.net

SUF

Meaning Shut your face
Type Acronym
Rank ★ ☆ ☆  Uncommon
Usage Online Only (chat, messaging, e-mail)
Comments

A more abrasive way of saying, "Shut up" or "Be quiet."

Example "Maybe u should just SUF if u don't know what u r talking about."
Updated March 8, 2021
Information from PC.net
https://pc.net/slang/meaning/suf
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