inside out
Idioms-
With the inner surface turned out or revealed, as in He wore his shirt inside out . This expression dates from about 1600 and was soon used figuratively, as in He turned the verses inside out and revealed their hidden sense .
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Extremely well, thoroughly, especially alluding to knowing something. For example, He knows this system inside out . [First half of 1900s]
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Ben Gannon-Doak turned North Macedonia inside out and upside down.
From BBC ● Oct. 3, 2026
The chemical is known to slowly kill trees from the inside out.
From Los Angeles Times ● Sep. 19, 2026
Master of many: Diving into specific roles was essential to understanding her company inside out.
From The Wall Street Journal ● Aug. 16, 2026
"That material is normally permanently buried -- we can only infer what's there. Here, a catastrophic event essentially turned these ancient moons inside out, and we get to see what was hidden inside."
From Science Daily ● Aug. 14, 2026
He looked in the kitchen trash and found the three Ziploc bags, inside out and sticky with lemonade.
From "The Lemonade War" by Jacqueline Davies
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.