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under the knife



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Idioms and Phrases

Undergoing surgery, as in He was awake the entire time he was under the knife . The phrase is often put as go under the knife meaning “be operated on,” as in When do you go under the knife? Knife standing for “surgery” was first recorded in 1880.
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Example Sentences

Examples have not been reviewed.

The two-toed sloth went under the knife after keepers noticed swellings on the sides of its face, with investigations showing two root abscesses.

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Some of the growth in cosmetic surgery is also caused by people who previously had non-surgical procedures, like filler and Botox, now choosing to go under the knife because they were getting "fatigue" from repeatedly going to clinics to get the work done, Nugent said.

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If, as feared, he requires surgery, there have to be genuine concerns about how well the fast bowler can recover from going under the knife again aged 35.

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Freddie Freeman won’t need to go under the knife for his broken rib cartilage, either.

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Boki, a brown bear at Wildwood Trust near Canterbury, Kent, went under the knife on Wednesday in an operation that took five and a half hours - rather than the expected two and a half hours.

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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.

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