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’
    • ‘It messes up your health, screws up your lungs and eats you away inside.’
    • ‘It's an extremely messed up situation when one innocent man has to die to protect others.’
    • ‘Unfortunately policy makers hardly learn from the backlash of their own messing up with complicated social issues.’
    • ‘Which is ridiculous, we won that war in every way possible, its the after-war we're messing up.’
    • ‘It just messes up an already messed up situation.’
    • ‘Plane by plane, city by city, the weather is really messing up the works when it comes to airline travel today.’
    • ‘I had other police agencies say, Look, we don't like to talk about brother cops messing up.’
    • ‘If by any chance you land up messing up you need not get perturbed.’
    • ‘Simply because were constantly messing up the board and starting over again.’
    • ‘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!’
    mismanage, mishandle, misdirect, misgovern, misconduct, bungle, botch, fluff, fumble, mess up, mar, spoil, ruin, wreck
    make a hash of, muff, muck up, foul up, screw up, bitch up
    make a muck of, make a pig's ear of, make a horlicks of, cock up
    balls up, bugger up, fuck up
    View synonyms