What does P stand for?

Peabody

Pig

An ingot of virgin or secondary metal to be remelted for use. Initial post smelting casting of lead or iron. Named long ago when molten metal was poured through a trench in the ground to flow into shallow earthen holes, the arrangement looked like newborn pigs suckiling. The central channel became known as the sow: and the molds pig. A colloquial term describing a container (usually lead or depleted uranium) used to ship or store radioactive materials.

Profanity

Pancakes

Plum

A large stone or piece of solid concrete used as a filler in mass concrete.

Pumpkin

Punter

Poacher

After

Further aft. Near the stern

post (after; page)