have someone's number

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

znać czyjś numer, przejrzeć kogoś

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.
Myślę, że znam jego numer; on tylko gada, a nic nie robi.
The detective quickly had the suspect's number and knew he was lying.
Detektyw szybko przejrzał podejrzanego i wiedział, że kłamie.