Ginger’s Phrase of the Day provides you with a daily dose of interesting facts and trivia on some of the more, and less, common phrases in the English language. Learn the real meaning behind these phrases, when and how to use them and other less-known info behind each phrase.
You use the phrase "cast iron stomach" to describe someone who can eat all kinds of things without ever feeling sick. A person with a cast iron stomach, supposedly never experiences stomach aches. Example in use: “It’s too spicy for me, but John will love it: He has a cast iron stomach!”