blow the whistle
Pronunciation
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Expression
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- (idiom) If you blow the whistle on someone, you report them to the authorities about illegal or immoral things that they may have done.
- He blew the whistle on the corruption in the company.
- They were fired from their jobs after blowing the whistle on the poor management of money in the company.
- (sports) If you blow the whistle, this means a game or match ends or that a referee is going to do something.
- The referee blew the whistle in the middle of the game after one of the players was fouled.