Definition of mess up in English:

mess up

phrasal verb

informal
  • Mishandle a situation.

    ‘he singled out the health care fiasco as an example of how the government has messed up’
    • ‘Which is ridiculous, we won that war in every way possible, its the after-war we're messing up.’
    • ‘I had other police agencies say, Look, we don't like to talk about brother cops messing up.’
    • ‘It just messes up an already messed up situation.’
    • ‘If it all begins with humans messing up, and causing an imperfect world it all ends with Jesus sorting it out, and causing a perfect one!’
    • ‘It messes up your health, screws up your lungs and eats you away inside.’
    • ‘Plane by plane, city by city, the weather is really messing up the works when it comes to airline travel today.’
    • ‘It's an extremely messed up situation when one innocent man has to die to protect others.’
    • ‘Simply because were constantly messing up the board and starting over again.’
    • ‘If by any chance you land up messing up you need not get perturbed.’
    • ‘Unfortunately policy makers hardly learn from the backlash of their own messing up with complicated social issues.’
    mismanage, mishandle, misdirect, misgovern, misconduct, bungle, botch, fluff, fumble, mess up, mar, spoil, ruin, wreck
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