to allow to escape or release на английском языке:

Little Alex let out her parrot from the cage yesterday morning.

The classes finished earlier but we were not let out before 3 o'clock.

She let out a great sigh of relief when she heard that her husband had not been killed in the accident.

I’m going to have this skirt let out.

When she put on weight she had to let out her clothes.

The classes finished earlier but we were not let out before o'clock.

let out a little bit of the main sheet, clamp