| Acronym | Meaning |
| GSA | U.S. General Services Administration |
| HU | Hungary (ISO 3166 Digram; FIPS 10-4 Country Code) |
| OPS | Operations |
| NE | Nepali Language (ISO 639-1 Code) |
| PEBKAC | Problem Exists Between Keyboard And Chair (ditto) |
| HMP | Her Majesty's Prison |
| WAAC | Women's Army Auxiliary Corps (WWII UK) |
| NASH | Non-Alcoholic SteatoHepatitis |
| IVD | Internet Video Device |
| NP | Neap Tide (nautical Charts) -Neptunium |