This is a term like lol or brb or any of the other billion or so abbreviations and acronyms created by instant-messenger patrons too lazy or busy multitasking (ie: watching porn) to actually type a word longer than 4 letters.
Sexi_chick43:mi comp is scr3wed
By Fox
Short for computer or also can be short for competition
I have a big snowboard copmp next week
By generikal.com
best rapper in the world (compton)
By comp
(v) The act of taking something that isn't yours, usually in a discrete manner.
"Shit! I just realized that guy comped my lighter earlier."
By dlundy
a cigarette usually bummed from friends, most often by friends that smoke more than they can afford or are to cheap to buy there own
hey bro can i have a comp?
By thebuttress