# firebox

> English word · Noun · frequency rank #61,465

## Definitions
1. The chamber of a steam engine, or a steam locomotive, in which the fuel is burned.
2. The part of a fireplace where the fuel is burned.
3. A redheaded woman or her red pubic hair.

## Etymology
From fire + box. In the sense of a redheaded woman, from box (“vagina”).

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