# cast-iron stomach

> English word · Noun

## Definitions
1. An exceptionally strong and resilient digestive system capable of consuming almost almost any type of food or drink without becoming ill or experiencing indigestion.

## Etymology
First use appears c. 1844. See cite below.

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