a lesson where other people treat you the same way you treat them in order to teach you that you are acting badly He's always interrupting people when they are talking; what he deserves is a taste of his own medicine!
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Syn: To make a mountain out of a molehill,
To make a big deal out of something. My friend really blew it out of proportion. She said she’ll never get a job. She started talking about going back to school and changing careers.