From Wiktionary, the free dictionary
From show + stopping.
showstopping (comparative more showstopping, superlative most showstopping)
- Characteristic of a showstopper; breathtaking.
2014, J. P. Francis, The Major's Daughter[1], Penguin, →ISBN:“You look absolutely showstopping. I hope you know that.” “Showstopping, is it? That's a new one.”
2021 October 20, Nikita Richardson, “14 Showstopping Desserts That Don’t Require a Mixer”, in The New York Times[2], →ISSN:14 Showstopping Desserts That Don’t Require a Mixer [title]
- (software engineering, of bugs) Critical; major.
2016, Steven Goodwin, Polished Game Development: From First Steps to Final Release, Apress, →ISBN, page 186:There is a school of thought that says you should periodically fix these issues ahead of the showstopping bugs.