thunderbox

In real, traceable use. Part of the curated seed collection; community review is coming.

Sense 1

Meaning · English

A chamber pot enclosed in a box; a portable commode.

Register: slang

Where it’s used: Used American English

Examples

True, our cash would run out, but Charleton wouldn't let us starve. He'd put us into shorts, and we should wash the dishes and clean the thunder-boxes and take out guests for walks.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Sense 2

Meaning · English

Any lavatory or toilet, especially a rudimentary outdoor latrine or toilet, or an outhouse.

Register: slang

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “thunderbox” mean?

A chamber pot enclosed in a box; a portable commode.

Is “thunderbox” formal or informal?

thunderbox is generally slang.