cast-iron stomach

cast-iron stomach

The ability to eat foods that others may find unusual, unpalatable, or too spicy, without experiencing any ill effects like nausea or upset stomach. My husband has such a cast-iron stomach that he can eat a ghost pepper and feel perfectly fine afterward. You must have a cast-iron stomach if you're eating pickles with peanut butter!
See also: stomach

cast-iron stomach

Fig. a very strong stomach that can withstand bad food or anything nauseating. If I didn't have a cast-iron stomach, I couldn't eat this stuff. Fredknown for his cast-iron stomach—ate ten whole hot peppers.
See also: stomach
References in periodicals archive ?
You don't just need patience to get through it but, because of the shocking violence, a cast-iron stomach too.
Ask your vet to give you a tutorial lesson on emptying the glands, though this will require a cast-iron stomach on your part and can be very uncomfortable for your pet.
Making these observations requires both advanced technology and a cast-iron stomach.
As for Polly's love of spicy food, Aniston admits she doesn't have a cast-iron stomach.
However, this academician would need an eagle eye and a cast-iron stomach to observe and write about L.
It often makes me nervous when all the experts agree - as in the unanimous agreement on Gordon Brown's total eclipse - but a person now wanting to bet on a McCain victory would have to have a very stout heart and a cast-iron stomach.
William, who has a cast-iron stomach,helped finish off the last spoonful of chill is and meat from my plate after enthusiastically putting away his lamb patia.
So you might think that chickens would have cast-iron stomachs capable of ingesting a variety of dubious ingredients without harm--while more-discriminating terns would be far more sensitive to contaminants in their food.