Wiktionary
n. (context idiomatic colloquial English) (alternative spelling of screwup English)
Usage examples of "screw-up".
But everyone in the 34th knew Pasquin was neither a screw-up nor a coward.
Madeline had been in Intel, and even an airhead screw-up with a serious drinking problem could pick up a lot of potentially dangerous skills there, which is why Laura braved the rain to run a hasty check on the car.
The Russian missile boat wasn't supposed to have sailed for another week, and the Bremerton 's skipper was annoyed at this latest intelligence screw-up.
But being bad meant bad thinking, being evil meant being a cancer cell in the society, a dangerous and inexplicable screw-up, and he was not just thinking of ax murderers.
The pity of it is you failed to catch anything and we catch hell because of your continual screw-ups!
Somebody like Fitch didn't trek all the way up to station ops to get a skut out of the brig only to scramble her brain for good and all in some fucking official screw-up.
The demented fans who read the series had hours of fun devising plausible explanations for his sloppiest screw-ups.
And I'll be damned if I'll take the blame for it -- or if I will try to act on orders filmed on such a screw-up, illogical, inconsistent wisp of mylar.