look up any word, like thot:
 
1.
Awsome to the extreme
Man that ryheme was ill. sick out!
by eyes of demise January 03, 2006
 
2.
You embarrassed as hell...
Peter: I've got a thirteen inch cock!

Jessica: Na dat thing tiny...

Narrator: SICK OUT!
by Narratorboul October 29, 2010
 
3.
a word to substitue "Ew!" or "Gross!" when you see something disgusting
Person #1: omg, is that cat poop?

Person #2: yeah! sickout!
by Pwning Noobs Everyday May 18, 2010