What is "pooching"

Usage examples of "pooching".

Even when I graduatedfrom college, the only other time I saw him cry over me, he gave me one of those funny old-maid hugs, the kind you do with your ass pooching out so there isn't even a chance you can hump crotches with the person you're hugging.

Brytanni asked, pooching out her lips in the way her drama coach had taught her to indicate Sincerest Sympathy.

Skin had grown across the severed neck, and pooching up from the center of the neck, like a finger thrust into a drum, was a tiny bud.

It’s totally pooching out in the back again, and it looks really stupid.