let off

US /lɛt ɔf/
UK /lɛt ɔf/
"let off" picture
1.

dejar ir, perdonar

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.
El juez decidió dejarlo ir con una advertencia.
She was caught shoplifting, but the store manager let her off.
Fue sorprendida robando en la tienda, pero el gerente de la tienda la dejó ir.
2.

lanzar, disparar

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

:
They decided to let off fireworks at midnight.
Decidieron lanzar fuegos artificiales a medianoche.
The gun accidentally let off a shot.
La pistola disparó accidentalmente un tiro.
3.

liberar, desahogar

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

:
He let off some steam by shouting.
Él liberó algo de vapor gritando.
The valve lets off excess pressure.
La válvula libera el exceso de presión.