# all-nighter

> English word · Noun

## Definitions
1. Something that lasts throughout the whole night.
2. Something that lasts throughout the whole night.
3. A session with a prostitute covering the entire night.
4. A client of a prostitute who has paid for the entire night.
5. A criminal or other person kept in jail over night.

## Etymology
From all-night + -er = all- + night + -er.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/all-nighter