A complete elmore or screw up.
You, sir, are a complete and utter fuck up. Good day!
by James Bullwinkle September 26, 2007

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To severely beat someone, usually in a fight.
He's gonna fuck up John when he finds out his bitch slept with him.
by Jo July 19, 2003

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A person who is a complete fuckup in life. Someone who can't hold a job, can't get laid, can't mantain a relationship, mooches off everyone like a little parasite and shits on everyone who knows them. Even their own family hates their guts. A complete failure in every aspect of life.
That Rehmeyer sure is a fuckup, why dosnt he just obliterate himself and call it day?
by kr3493k322 February 13, 2008

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short for "shut the fuck up."
if somebody is talking and you want them to stop you say, "fuck up."
by johnny510jaystar February 17, 2009

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One who is can't do anything fucking right!
jim your such a fuckup
by Daniel October 23, 2002

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Someone who could wreck a steel ball with a rubber mallet. A Yale educated president who can't pronounce the word "nuclear".
That guy is a fuckup. I got him out of Vietnam and now he won't even show up for National Guard duty.
by Ofay December 24, 2004

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1. Someone who has ruined thier chances in life and has caused most of their own problems.
2. Sometimes used in heated discussion as a substitute for "shutup".
1. Jon is a fuckup
2. Fuckup jon! You're starting to annoy me!
by patrick_is_so_amazing May 02, 2008

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