"Empowering Advanced Learners of English in Business and Academia - TOEFL / ESL / EFL"
a dose of one's own medicine
Definition
To treat someone, usually an adversary, in the same manner that they treated you.
Context : Relationships, Social Life
Category: Idiom
Semantic: get even, revenge, vengeance
Usage of “a dose of one's own medicine”
She stood me up last Saturday night. Watch what happens tonight, I'll give her a dose of her own medicine.
She was not invited to Sally's dinner party. She'll give Sally a dose of her own medicine when she hosts her party.
Examples of idiom “a dose of one's own medicine” from Twitter
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Jessa1977:
Mother Nature needs a dose of her own medicine, cause that bitch is MEAN!