KYSIC

An abbreviation for "Keep your shit in check", used in the form of suggestion; to be casually used during IM or emails; pronounced Kaai-sick

- Dude, you left your coat lying on the couch. I picked it up. Someone could have stolen it.

- Oh shit, thanks man

- It's alright man, KYSIC for next time

by shrey-z April 22, 2010