What is S.i.s.?
1.
An acronym for Sudden Insanity Syndrome
Joan Crawford had a lot of experience with S.I.S. moments.
See
2.
Self-inflicted stupidity. An injury that you caused to yourself by an act of stupidity.
Friend 1: How did you get that cut?
Friend 2: I was running with scissors down the stairs and my shoes were untied.
Freidn 1: Thats some serious S.I.S.
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Random Words:
1.
a chav phrase meaning to hurry up.
Quick time! I wanna go home
See quick, time, slang, chav, chavettes, chavette
1.
a chav phrase me..
1.
An object with great use or puprose. Often said by nerds, but could be said by anyone else, if there is no other word that could be used..
