What does YSI mean?

You Stupid Idiot

YSI

Other definitions of YSI:

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How to use the term
YSI:

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More slang terms:

Blowjob

Blowjob

A slang term for fellatio, which is oral sex with a penis.

LMAOROF

LMAOROF

Laughing my a** off Rolling on the floor

EOB

EOB

End Of Business