look up any word, like half chub:
 
1.
c8
A radio transmission in Counter-Strike, meaning:

Negative,

but said in normal life
c8, c8!!! wtf?
by Lorne Richardson July 06, 2003
 
2.
c8
Finnish word "sekaisin" or "sekasin", where c means the "se-" part of the word and 8 is for the "-kasi" part. In english, it means "crazy".
Oot c8.

= "You are crazy."
by janne March 20, 2005
 
3.
c8
Similar in many ways to the Colt m4, the C8 is the carbine version of the Canadian Forces C7.
Manufactured by Diemaco.
The C8 retains their "a1" iron sights, as they are not accurate enought to warrant Elcan optics.
by Jarvy October 07, 2003
 
4.
c8
When viewed sideways it appears to be a mans crotch.
c8 like a smily but sexual :D
by PoisonedPoo June 16, 2011
 
5.
c8
Abbreviation for Castle Infinity, a cool, free online game.
www.castleinfinity.org
by Doc Sigma August 25, 2003