Acronym for Packet Over Sonet
See RFC:1605 for more information.
Acronym for Piece Of Sh*t
Commonly seen in aggravated situations when something doesn't work (correctly).
Acronym for Point Of Sale
Point of Sale software can usually be found under "finance" in your package system---
Acronym for Part Of Speech
Part of Speech tagging is a standard task in natural language processing
No page links to POS.