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

1.
s'en tirer, échapper à la punition
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.
Il pensait pouvoir s'en tirer en trichant à l'examen, mais il a été pris.
•
You won't get away with lying to me.
Tu ne t'en tireras pas en me mentant.