let off
US /lɛt ɔf/
UK /lɛt ɔf/

1.
deixar ir, perdoar
to not punish someone who has committed a crime or done something wrong, or to punish them less severely than you could
:
•
The judge decided to let him off with a warning.
O juiz decidiu deixá-lo ir com um aviso.
•
She was caught shoplifting, but the store manager let her off.
Ela foi pega roubando na loja, mas o gerente da loja a deixou ir.
2.