What does SYFM mean?

shut your f**king mouth

SYFM

Other definitions of SYFM:

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How to use the term
SYFM:

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More slang terms:

PTMYA

PTMYA

Pleased To Make Your Acquaintance

KTHXBI

KTHXBI

ok, thank you, goodbye

EZPZ

EZPZ

Easy peasy, very easy

TOFT

TOFT

Terms of trade