| Acronym | Meaning |
 | GI | Galvanised Iron - Gastro-Intestinal - General Issue -Gibraltar (ISO 3166 Digram; FIPS 10-4 Territory Code) -Government Issue |
| POK | Plane Of Knowledge |
| PO | Dust Devil (METAR Code) -per Os (Latin |
| DCA | Defensive Counter Air ?DiChloroAcetate -Ronald Reagan Washington National Airport (IATA Code) |
| MR | Marathi Language (ISO 639-1 Code) |
| GPC | Global Path Cache |
| UKR | Ukraine (ISO 3166 Trigram) |
| MUA | Meritorious Unit Award - Military Utility Assessment |
| MRR | Maximum Rock And Roll - Minimum-Risk Route - My Restaurant Rules |
| SIGCAT | Special Interest Group For CD-ROM Applications And Technology |
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