All nighter
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Staying awake, usually with [the aid] of caffeine and cold showers, for over 24 hours. Usually a feat performed by [overworked] students, but also by physicians and programmers, and other individuals who refuse to sleep until having solved some mystery.
An [all-nighter] is NOT simply staying up until the sun rises, then sleeping.All nighter meaning & definition 1 of All nighter.