| screw up | make a mess of, destroy or ruin; "I botched the dinner and we had to eat out"; "the pianist screwed up the difficult passage in the second movement" | en |
| screw up | twist into a strained configuration; "screw up one's face" | en |
| screw up | screw or turn higher | en |
| screw up | tighten a screw; make a major mistake; confuse, disrupt | en |
| screw up | make more intense; "Emotions were screwed up" | en |
| screw up | To screw something up, or to screw up, means to cause something to fail or be spoiled. You can't open the window because it screws up the air conditioning Get out. Haven't you screwed things up enough already! Somebody had screwed up; they weren't there | en |
| screw up | If you screw up your eyes or your face, you tighten your eye or face muscles, for example because you are in pain or because the light is too bright. She had screwed up her eyes, as if she found the sunshine too bright Close your eyes and screw them up tight His face screwed up in agony | en |
| screw up | If you screw up a piece of paper, you squeeze it tightly so that it becomes very creased and no longer flat, usually when you are throwing it away. He would start writing to his family and would screw the letter up in frustration He screwed up his first three efforts after only a line or two | en |
| screwup | the complete mismanagement or mishandling of a situation; "a typical bureaucratic screwup | en |
| screwup | the complete mismanagement or mishandling of a situation; "a typical bureaucratic screwup" | en |