WordWeb Online

1. Something badly botched or muddled
   - mess-up [Brit, informal], botch-up [Brit, informal]

1. To stick up
   "The dog cocked up his ears";
   - prick up, prick
    
2. [Brit, informal] Make a mess of, destroy or ruin
   "I cocked up the dinner and we had to eat out";
   - botch, bodge [Brit, informal], bumble, fumble, botch up, muff [informal], blow, flub [N. Amer, informal], screw up [informal], spoil, muck up [informal], bungle, fluff [informal], bobble [N. Amer], mishandle, louse up [informal], foul up, mess up, butcher, goof up [informal], balls up [informal], make a hash of [informal]

Derived forms: cocked up, cocks up, cockups, cocking up

Type of: erect, error, fail, fault, go wrong, miscarry, mistake, rear