(Oxford University slang) Initialism of Port and Policy.

The sixteenth letter of the English alphabet, called pee and written in the Latin script.

The ordinal number sixteenth, derived from this letter of the English alphabet, called pee and written in the Latin script.

Abbreviation of post, meaning after / Abbreviation of per.

Abbreviation of page (plural pp) / (UK) Abbreviation of penny; pence. / (physics) proton / (video compression) Abbreviation of progressive scan. / Abbreviation of pee.

(knitting) Abbreviation of purl.

(Internet) Abbreviation of pretty (as an intensifier) / (chiefly US) Alternative spelling of p.m. (“post meridiem”) or pm

Abbreviation of page.

(rare) Abbreviation of people’s.

(medicine, education) Initialism of anatomy and physiology. / (aviation) Initialism of airframe and powerplant.