screwed up /ˈskɹuːd ʌp/ adjective4 •(informal) Broken, damaged, inoperative or having only partial functioning, especially by inept handling.That's a really screwed up car. •(informal) Having psychological problems; being mentally distraught or damaged.She's been a really screwed up girl since her boyfriend left her. •Morally reprehensible; clearly and grossly objectionable.Dude, that’s screwed up; you shouldn’t steal from kids. •Having been screwed into a ball. formsmore screwed up · most screwed up