(slang) to do something badly or spoil something synonym mess up You really screwed up there! related noun screw-up
(slang) to upset or confuse somebody so much that they are not able to deal with problems in their life Her father's death really screwed her up. see also screwed-up
- 1to fasten something with screws to screw up a crate
- 2(British English) to fasten something by turning it I screwed up the jar and put it back on the shelf.
- 3(slang) to do something badly or spoil something Don't screw it up this time. It was his life and if he screwed it up—too bad! related noun screw-up