stay up

English

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stay up

verb stays up · staying up · stayed up

Used other than figuratively or idiomatically: see stay, up. These trousers are too big around the waist. They won't stay up.
intransitive To remain awake; to not go to bed. My plane leaves at 6:00 in the morning, so I plan to stay up until then and sleep on the plane.
euphemistic, intransitive To maintain an erection. He told his lover he has a problem staying up.

Translations

Every language

verb remain awake

Español	quedarse despierto, empalmar, reenganchar
한국어	새우다 sae'uda
中文	熬夜 áoyè
Deutsch	aufbleiben, durchmachen
Русский	бо́дрствовать bódrstvovatʹ

verb maintain an erection

中文	勃起 bóqǐ

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MLA

"stay up." Wiktionary, via Micwyn, micwyn.com/word/stay%20up. Accessed 6 Nov. 2026.

APA

stay up. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/stay%20up

Chicago

"stay up." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/stay%20up.

BibTeX

@misc{stay_up_2026,
  title = {stay up},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/stay%20up},
  urldate = {2026-11-06}
}