An acronym meaning Picture of Grace. Usually used facetiously describing someone who often lacks grace.

Coming from the modern US military (Specifically the US Army and Marine Corps), a POG (Pronounced Poe-gah) is an acronym for Person Other then Grunt, with a Grunt someone with an Infantry military occupational specialty. (Military servicemen in the Reserves, National Guard are sometimes referred to as a POG even though they can have Infantry MOS's.)
The term can also refer to service men who have not seen combat, however this usage is less common and can be hard to distinguish with the original meaning. The term has spread to UK and Canadian militarizes however is relatively unused in Eastern European and Asian Militarizes. The term is usually only found in Voluntary armed forces.

acronym meaning "Peace Out Girl Scout"

very popular in Virginia's 5th district, much like the word "pronk" is in Virginia's 11th district.

A Traveller, also known as a Gypsy, also known as a Gypog also known as a Pog.

Pog is like the same thing as cool, something most gamers say when they are surprised or excited.

A shorter version of Poggers.

A phrase used to indicate hype.