noun: Initialism of proof of concept. [A short and/or incomplete realization of a certain method or idea to demonstrate its feasibility.]
noun: Initialism of point of contact. [The single person who represents an organization, for a specific task.]
noun: (accounting) Initialism of percentage of completion.
noun: (medicine) Initialism of point of care. [(medicine, often attributively) The time and location at which clinicians deliver medical care and healthcare services to patients.]
noun: (nautical) Initialism of port of call. [(nautical) any port (except its home port) being visited by a ship, especially to load or unload cargo or passengers or to take on supplies]
noun: Initialism of person of color or people of color.
noun: (slang, vulgar) Initialism of piece of crap. [(idiomatic, mildly vulgar) Synonym of piece of shit]
noun: Alternative form of POC (“proof of concept; person of color; etc”)