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slang.fyi

all-nighter

/ɔːl ˈnaɪtər/

Very Common

Staying up through the entire night, usually to study, finish work, or meet a deadline.

Real-world examples4 examples
#ExampleWhat it meansSource
01pulling an all-nighter, send coffee and prayersAbout to stay up all night studying and asking for moral support.x, 2023
02it's 4am and I genuinely do not know if I've retained any of thisDeep into an all-nighter and questioning whether it's working.reddit, 2024
03three all-nighters in a row this week and I think I left my body somewhere around TuesdayMultiple consecutive sleepless nights have caused serious cognitive and physical deterioration.tiktok, 2023
04never pulling an all-nighter again (I will absolutely pull another all-nighter)Swearing off all-nighters while acknowledging it will happen again.x, 2024

Use it when

  • Describing staying up all night to study or finish an assignment.
  • Explaining why someone is exhausted or non-functional the next day.
  • Posting about being awake at 4am trying to meet a deadline.

Do not use it when

  • You just mean staying up late, but you did sleep.

Origin and context

A well-established term in student culture predating the internet. Its heavy online presence mirrors the growth of student communities on Reddit, Twitter, and TikTok where exam stress became a shared social performance.

First seen
pre-2000s
Confidence
high

Cite this page

Use this stable URL to reference the entry.

https://slang.fyi/all-nighter
Updated: 2026-08-28License: CC BY 4.0

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