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Definition 2024

See also: fire box

firebox ‎(plural fireboxes)

(rail transport) The chamber of a steam engine, or a steam locomotive, in which the fuel is burned.
The part of a fireplace where the fuel is burned.
(vulgar) A redheaded woman (by synecdoche, pars pro toto), or her red pubic hair, from box ‎(“****”).

chamber of steam engine

part of fireplace

readheaded woman