# stupid o'clock

> English word · Noun

## Definitions
1. A time of day, usually very late at night or very early in the morning, considered unreasonable or when one is prone to poor judgment.

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