| Acronym | Meaning |
| PAWS | Phased Array Warning System - Progressive Animal Welfare Society |
| KIN | Kinyarwanda Language (ISO 639-2 Code) |
| HOPI | Hybrid Optical And Packet Infrastructure (see Internet2 |
| ARG | Aragonese Language (ISO 639-2 Code) |
| CSL | U.K. Central Science Laboratory |
| ATL | Atlanta |
| COE | Cab Over Engine (see Truck) - Common Operating Environment (military) |
| PPS | Post Postscriptum - Precise/Precision Positioning Service (GPS) - PolyPhenylene Sulfide |
| LU | Loonatics Unleashed |
| ADD | Analog Digital Digital (CD Quality) - Attention-Deficit Disorder - Administration On Developmental Disabilities |