cock up

British slang for a mistake

It's my ass on the line and I don't want a cock up!

by Biggie Wilson June 09, 2005

cock up

To make a complete mess of things. Derived from the traditional archery usage where, if the 'cock' feather was uppermost, the arrow would not fly straight.

That was a real cock up.

by Tawera March 29, 2008

cock up

to mess something up. used primarily in England

also see fuck up

past tense: cocked up

That flaming retard Bush sure cocked up that war!

by Kono January 23, 2004

cock up

is when your working on sumthing and you fuck it up

your working on a peice of work nd you fuck it up good,

"oh decent cock up"
or
"fuck i cocked that right up" etc

by wattsy.08 May 09, 2008

cock up

When you're getting a slight boner in public, and you go into the bathroom and flip it north so it is held up by your pants. Usually is held up by tightening your belt.

"Dude, I had the worst cock up today".

by buttholebabbbyyyyyyy February 18, 2015

cock up

1. To have sex with
2. To put your penis into
3. To fuck up

1. I cocked up your MOM!
2. I like to cock up dogs!
3. I really cocked up my relationship!

by Mark December 21, 2004

cock up

What the hell does cock up mean???

Does anyone know what it means?

by William Shakespeare December 12, 2003