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Noun: balls-up  'bolz,úp
Usage: Brit, vulgar
  1. Something badly botched or muddled
    - cockup [Brit], mess-up [Brit]
Verb: balls up
  1. Make a mess of, destroy or ruin
    "I ballsed up the dinner and we had to eat out";
    - botch, bodge [Brit], bumble, fumble, botch up, muff, blow, flub [N. Amer], screw up, ball up, spoil, muck up, bungle, fluff, bobble [N. Amer], mishandle, louse up, foul up, mess up, butcher, goof up, cock up [Brit]

Derived forms: balls-ups

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