get away with
US /ɡet əˈweɪ wɪð/
UK /ɡet əˈweɪ wɪð/

1.
to do something wrong or illegal without being punished or caught
:
•
He thought he could get away with cheating on the exam, but he was caught.
•
You won't get away with lying to me.
to do something wrong or illegal without being punished or caught