stay up

1. Used other than figuratively or idiomatically: see stay, up.

   These trousers are too big around the waist. They won't stay up.

2. (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.

   She stayed up past her bedtime.

   aufbleiben, durchmachen

   бо́дрствоватьbódrstvovatʹ

   not go to bed

3. (euphemistic, intransitive)To maintain an erection.

   He told his lover he has a problem staying up.

1. Mary stayed up late last night.

   Вчора Мері не лягала спати допізна. — ChickenKiev

   ruМэри поздно легла спать вчера. — Gruzilkin

   deMary ist gestern Abend lange aufgeblieben. — Esperantostern

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2. I often stay up all night.

   Я часто не сплю всю ніч. — deniko

   ruЯ часто не сплю всю ночь. — marafon

   deIch bleibe oft die ganze Nacht wach. — al_ex_an_der

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3. He stayed up late last night.

   Він залишився до кінця минулої ночі. — zaytsev126

   ruОн задержался допоздна вчера вечером. — Snark

   deEr blieb letzte Nacht lange wach. — riotlake

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4. I wasn't able to stay up all night.

   Я не зміг не спати всю ніч. — deniko

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5. Tom says he stayed up all night studying.

   Том каже, що він всю ніч не спав і вчився. — deniko

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irregular

• stay onзатримуватися, зоставатисяUsed other than figuratively or idiomatically: see stay, on.
• stay overутримувати, триматиTo stay overnight in a place other than one's home; to sleep over.
• stay upUsed other than figuratively or idiomatically: see stay, up.
• stay outTo spend time out of one's house.
• stay inUsed other than figuratively or idiomatically: see stay, in.
• stay backTo remain (at work, school, organisation, country, etc.) after normal hours
• stay awayTo avoid or not go anywhere near someone or something.