go under the knife

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go under the knife

slang To undergo surgery. My dad is going under the knife on Thursday to try and clear the blockage in his heart.
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go under the knife

Fig. to submit to surgery; to have surgery done on oneself. She goes under the knife tomorrow for her gallbladder. Frank lives in constant fear of having to go under the knife.
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go (or be) under the knife

have surgery. informal
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go under the ˈknife

(informal) have a medical operation: Peter hates his nose so much that he’s seriously considering going under the knife to have it made smaller.
See also: knife
References in periodicals archive ?
BLACKBURN defender Lorenzo Amoruso claims he carried his knee injury for months before going under the knife -and that is why his form slumped.
I can't foresee myself ever going under the knife, but then again, I'm only in my mid-thirties," she said.
Hopefully, I'll be told it just needs more rest and that I won't have to go down the road of going under the knife.
MANY celebrities have taken the bold step of going under the knife for breast enlargement surgery.
Patients love the idea of an alternative that offers dramatic results without going under the knife and very little down time," said Lack.
World-renowned plastic surgeon Dr Patrick Treacy expects the number of stars going under the knife to rocket now HDTV has finally come to Ireland.
Washington, March 21 (ANI): A new statistics have revealed more men are going under the knife to look good.
KILMARNOCK have been boosted by the return of Momo Sylla and David Lilley from injury - but Allan "Magic" Johnston is set to play his last game this season before going under the knife.
Now the mum-of-six is facing going under the knife for a third time.
MORE and more men are going under the knife to reduce their "man boobs", a leading medical centre has reported.
John was given local anaesthetic before going under the knife live on TV.
Actually they can age better and more naturally because there is no longer any need to endure going under the knife," said Kalil.