drop a dime on

US /drɑp ə daɪm ɑn/
UK /drɑp ə daɪm ɑn/
"drop a dime on" picture
1.

melaporkan, mengadu

to inform the police or other authorities about someone's illegal activities

:
He threatened to drop a dime on his accomplice if he didn't get a larger share.
Dia mengancam akan melaporkan rekannya jika dia tidak mendapatkan bagian yang lebih besar.
Someone must have dropped a dime on them, that's how the police found out.
Pasti ada yang melaporkan mereka, begitulah polisi mengetahuinya.