blow the whistle on

US /bloʊ ðə ˈhwɪs.əl ɑn/
UK /bloʊ ðə ˈhwɪs.əl ɑn/
"blow the whistle on" picture
1.

membongkar, mendedahkan, melaporkan

to inform on someone or something, especially to expose wrongdoing

:
An employee decided to blow the whistle on the company's illegal practices.
Seorang pekerja memutuskan untuk membongkar amalan haram syarikat itu.
If you see any corruption, you should blow the whistle on it.
Jika anda melihat sebarang rasuah, anda harus membongkarkannya.