POS
Definition from Wiktionary, the free dictionary
[edit] English
[edit] Initialism
POS
- (linguistics) part of speech (noun, verb, interjection etc.)
- (vulgar or humorous, pejorative, slang, of a person or thing) piece of shit
- (retail) point of sale / point of service
- (law) proof of service
- (technology) Proprietary Operating System
- (chat/IRC) parent over shoulder