look up any word, like fluffer:
 
1.
to fuck up, botch, turn into a clusterfuck (British)
Thom Yorke of Radiohead prefaced a live performance of the song 'Fog', comparing it to the studio version: "...this is a better version of it...unless I cock it up, in which case, it's not"
by fux0red February 20, 2009
 
2.
The Jamaican word that means aggressive sex, rough, sweaty sex.
Shane like to cock it up all the time till it hurt.
by the greenskeeper July 07, 2004
 
3.
-Term used by Grace's mother on the series "Will and Grace" in the episode where Grace eloped with her boyfriend.

-Means don't screw a good thing up.
Ex1: You're already the favorite for the promotion, don't cock it up by pushing your boss for more vacation time just before the promotion decision is made.
by LoganLesnarMarvel August 15, 2005
 
4.
To screw something up so majorly that it is analogous to the ill-fated Gamer's Edge.
Wow, way to cock it up like Gamer's Edge.
by artVandelay37 January 08, 2011
 
5.
A word used on band trips when people get on your damn nerves and you want them to shut the hell up. Syn: Put a cock in it.
Hey how about yall cock it up and go to sleep.
by Aims Jay March 14, 2005
 
6.
A word used by Luis. Actual definition TBA.
Other variations of the word: Cock him up, cock her up
Hey that bitch is looking at you; cock her up!
by LuLu March 02, 2004