Someone who screws up a task or job or anything for that fact regularly
"Ah damnit! You shot me in the back again! Damnit Kinote you fuck up!"
by Seventeen April 19, 2003
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something that is really screwed up: Name; your best friend screwing your girlfriend/wife; relative screwing your girlfriend/wife;
see Dyck Trickle;
i just found Johnny knoxville fucking my girlfrien now thats fucked up
by for you to decide June 26, 2003
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Often said in anger when you want someone to be quiet, leave you alone and go away.

A way to reject someone's claim.
Boss: Get back to work and stop wasting company time.

Worker: Fuck Up
by Chai_Chai April 23, 2010
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to consume so much alcohol you feel like you might never drink again.
shit man, we're gonna get really fucked up this weekend!!
by imfromsocobitches May 3, 2006
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Danny was annoying me in Chemistry class so I said, "FUCK UP!"
by krazyklown October 14, 2003
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