have someone's number

US /hæv ˈsʌm.wʌnz ˈnʌm.bər/
UK /hæv ˈsʌm.wʌnz ˈnʌm.bər/
"have someone's number" picture
1.

누구의 속셈을 알다, 누구의 약점을 알다

to know someone's true character or intentions, especially their weaknesses or secrets

:
I think I have his number; he's all talk and no action.
나는 그의 속셈을 알아. 그는 말만 많고 행동은 없어.
The detective quickly had the suspect's number and knew he was lying.
형사는 재빨리 용의자의 속셈을 알아챘고 그가 거짓말하고 있다는 것을 알았다.