Main entry: screw up
Definition: twist into a strained configuration
Usage: screw up one's face
Main entry: heat up, hot up, screw up
Definition: make more intense
Usage: Emotions were screwed up
Main entry: screw up
Definition: screw or turn higher
Main entry: flub, fluff, foul up, fuck up, fumble, louse up, mess up, ball up, spoil, screw up, mishandle, muck up, muff, blow, bobble, bodge, bollix, bollix up, bollocks, bollocks up, botch, botch up, bumble, bungle
Definition: make a mess of, destroy or ruin
Usage: I botched the dinner and we had to eat out; the pianist screwed up the difficult passage in the second movement