Idiom:  under the knife


Idiom:  under the knife

  • to have an operation or medical surgery

Example sentences

— In Hollywood, it’s completely normal for women to go under the knife for cosmetic surgery after the age of 20.

— I’m so scared because my husband is going under the knife this afternoon and I don’t want anything to happen to him.

— Everyone says she went under the knife but it could just be Botox and good contouring makeup.

— I'd rather age gracefully, as they say, instead of going under the knife.

— Yes, my sister went under the knife but it was to correct a deviated septum not for cosmetic reasons.

— I delayed the procedure until I could go home to the Philippines—I couldn't afford to go under the knife in the USA.

— Don't worry! People go under the knife every day to treat this condition. You'll be fine!

— I'm sorry but any time you go under the knife there's the possibility of complications with anesthesia.

— He's decided to go under the knife one last time to repair torn ligaments but there are no guarantees he can return to professional basketball.

— My doctor recommends I go under the knife but I'm exploring alternatives including yoga and acupuncture which are often effective for back pain.


  • have a procedure

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