get away with murder

US /ɡɛt əˈweɪ wɪð ˈmɜːrdər/
UK /ɡɛt əˈweɪ wɪð ˈmɜːrdər/
"get away with murder" picture
1.

s'en tirer à bon compte, échapper à la punition

to do something very bad or wrong and not be punished for it

:
He's always late, but because he's the boss's son, he seems to get away with murder.
Il est toujours en retard, mais parce qu'il est le fils du patron, il semble s'en tirer à bon compte.
Some students try to get away with murder by cheating on exams, but they usually get caught.
Certains étudiants essaient de s'en tirer à bon compte en trichant aux examens, mais ils se font généralement prendre.