1. Someone who makes mistakes because of incompetence
   - bungler, blunderer, bumbler [informal], stumbler, sad sack [N. Amer, informal], botcher, butcher
    
2. An embarrassing mistake
   "The fuckup in scheduling resulted in double-booked meeting rooms";
   - blunder, blooper [N. Amer, informal], bloomer [informal], bungle, pratfall [informal], foul-up [informal], flub [N. Amer, informal], botch, boner [N. Amer, informal], boo-boo [informal], boob [Brit, informal], goof [informal], blue [Austral, NZ, informal]

1. Badly mishandle or ruin something
   - botch, bodge [Brit, informal], bumble, fumble, botch up [informal], muff [informal], blow [informal], flub [N. Amer, informal], screw up [informal], spoil, muck up [informal], bungle, fluff [informal], bobble [N. Amer], mishandle, louse up [informal], foul up [informal], mess up, butcher, balls up [informal], cock up [Brit, informal], goof up [informal], make a hash of [informal]

Derived forms: fucking up, fucked up, fucks up, fuckups

Type of: error, fail, fault, go wrong, incompetent, incompetent person, miscarry, mistake

Encyclopedia: Fuckup