turn one's stomach

turn one's stomach idiom
Nauseate one, disgust one, as in That mess of spoiled food turns my stomach. This idiom alludes to being so nauseated that one vomits—that is, the stomach in effect turns around and brings up food. It was first recorded in 1622.

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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