give sb a piece of your mind

informal

Definition

to speak angrily to someone about something they have done wrong

I'm going to give that mechanic a piece of my mind if the car's not fixed this time.

(Definition of give sb a piece of your mind from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Synonyms and related words:

If a problem preys on your mind, you think about it and worry about it a lot

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