What is S.u?
1.
SU (said 'S-U', not 'sue')stands for socially unacceptable. It is mainly used as an interjection or adjective to describe things that are socially unacceptable, werid, bizarre, or simply inappropriate in a give situation.
Did you just ask that complete stranger to rate your ass? S.U!
That girl is such a freak. All I have for her are two words... S.U
See
Random Words:
1.
n., a woman who has had sex with the same person you have. In the plural, vag sisters are two women who have had sex with the same man.
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1.
Phrase used randomly throughout a person's day.
(Walking to the post office) "Wow, Steve is really bossy."
See suckup, ..