What is S.i.s.?
1.
An acronym for Sudden Insanity Syndrome
Joan Crawford had a lot of experience with S.I.S. moments.
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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.
Exaggerating a statement by saying dot com at the end of it.
"Dude, this meatloaf sucks, dot com!"
"Shut up! I can&apos..
1.
verb; to have sexual intercourse
1. ahh my parents are having funky doodle noodle!!!
2. are they funky doodle noodle-ing?
See interco..