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.
See
Random Words:
1.
Gangly creature of fight native to western pennsyvania. This organism is proned to acts rendering others "in the dark" and can..
1.
a title of respect used when addressing a Monarch of the very highest rank, particularly a queen or empress
Pardon me Your Vajesty, but..