let off

US /lɛt ɔf/
UK /lɛt ɔf/
"let off" picture
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.

soltar, disparar

to make a bomb, firework, or gun fire or explode

:
They decided to let off fireworks at midnight.
Eles decidiram soltar fogos de artifício à meia-noite.
The gun accidentally let off a shot.
A arma acidentalmente disparou um tiro.
3.

liberar, desabafar

to allow gas, air, or steam to escape from something

:
He let off some steam by shouting.
Ele desabafou um pouco gritando.
The valve lets off excess pressure.
A válvula libera o excesso de pressão.