What is "deflates"

Usage examples of "deflates".

He steps out, and, poking with his umbrella -- Deflates the inflatable plastic submarine.

It inflates and deflates in a most curious rhythmic manner which interests him.

She wants to get ugly with him but the prospect of any further emotional expenditure deflates her, she can actually feel her body sagging into the wall.

Then leave the swollen bladder for a few hours in the sun, and you'll see that, little by little, it deflates on its own, because the heat transforms the cold air into hot air, which escapes more rapidly.