Definition of screw up in English:

screw up

  • 1(Of the muscles of one’s face or around one’s eyes) contract, typically so as to express emotion or because of bright light: his freckled face screwed up with childish annoyance
    More example sentences
    • They sat in the shade, their weather beaten faces screwed up against the harsh light.
    • He started when he looked down to see a red, puckered face, screwed up in a scowl while staring up at him.
    • Mr Black's wrinkly face screwed up to such a degree that he looked like a sun dried tomato.
  • 2 informal , chiefly North American Completely mismanage or mishandle a situation: I’m sorry, Susan, I screwed up
    More example sentences
    • In any other situation, if an employee screws up, they get fired.
    • For most of my life, I've been in situations where people expect me to screw up.
    • What I love is when the accountant screws up on a simple piece of multiplication.
See parent entry: screw

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Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
elaborate ornamentation of a vocal melody