Definition of "fuckup" in English

noun

1. (vulgar) A serious mistake.

   • Forgetting our anniversary was a major fuckup.

2. (vulgar, derogatory) One who continually makes mistakes; a person who fucks up a lot.

   • You've got to fire that fuckup.
   • I can't believe she's dating that colossal fuckup. All he does is yap about baseball.

3. (vulgar, derogatory, offensive) A mentally or emotionally damaged person.