blow the whistle on someone
يعني إخبار الناس علناً عن شيئ سيئ يفعله شخص ما.
أمثلة على الاستخدام:
A former employee blew the whistle on corrupt practices within the company.
That company's stock price plummeted after the media blew the whistle on the CEO's embezzlement scandal.
If you keep coming in late, I'm going to have to blow the whistle and report you to the department head.