| Acronym | Meaning |
 | OM | Oromo Language (ISO 639-1 Code) |
 | OMN | Oman (ISO 3166 Trigram) |
 | UCBSA | United Cricket Board Of South Africa |
 | Q2 | Second Quarter |
 | THAAD | Theatre High Altitude Area Defence |
 | HIM | His (or Her) Imperial Majesty |
 | RMS | Rate-Monotonic Scheduling - Richard M. Stallman - Root-Mean-Square - Royal Mail Ship (e.g. RMS Titanic) |
 | ESM | Electronic Warfare Support Measures |
 | FPS | Frames Per Second (motion Pictures |
 | GO | Glorioso Islands (FIPS 10-4 Territory Code) |