pee

Urine.

With conventional fuel cells as their model, researchers learned to use similar chemical reactions to make a fuel from microbes in pee.[…]They got to use new, clean toilets lit by the power of their own pee.[…]Microorganisms that feed on nutrients in urine can be used in a microbial fuel cell that generates electricity – or "pee power," as the Sesame girls called it.

An act of urination.

He was dying for a pee.

I have to go for an urgent pee.

To urinate.

The schoolboy called out to his friend while he was peeing in the urinal.

The delivery driver took a minute to pee in the woods between houses.

To urinate.

See there! A son is born And we pronounce him fit to fight There are blackheads on his shoulders And he pees himself in the night.

To urinate.

I was so excited, I peed the bed!

To drizzle.

It's peeing with rain.

The name of the Latin script letter P/p.

They have writing samples and examine the back loops of pees and the crosses of tees.

It said, in a whispering, buzzing voice, "Gee-you-ess-ess-ay-dash-em-ee-ar-ar-wye-dash-em-eye-en-gee-oh-dash-pee-eye-pee-dash-pee-ee-ar-ar-wye-dash-pee-eye-en-gee-oh."