# flip one's lid

> English word · Verb

## Definitions
1. To become explosively angry, to lose one's temper.

## Etymology
Originally an Americanism; from the analogy of a boiling pot explosively popping off its lid due to built-up internal pressure.

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