give somebody enough rope

US /ɡɪv ˈsʌmˌbɑːdi ɪˈnʌf roʊp/
UK /ɡɪv ˈsʌmˌbɑːdi ɪˈnʌf roʊp/
"give somebody enough rope" picture
1.

to allow someone to do whatever they want, in the belief that they will eventually get into trouble or fail

:
Just give him enough rope, and he'll eventually mess things up on his own.
The manager decided to give the new employee enough rope to see if he could handle the responsibility.