| Acronym | Meaning |
| HM | Heard Island And McDonald Islands (ISO 3166 Digram; FIPS 10-4 Territory Code) |
| S/SSM | Surface-to-Subsurface Missile |
| WLB | Women's Land Brigade (WWII Canada) |
| PDQ | Pre-Defined Queries (Siebel Packages) - Pretty Damn Quick |
| B2E | Business-to-employee Electronic Commerce |
| DORA | Defence Of The Realm Act |
| Y2K | Year Two Thousand |
| AZE | Azerbaijani Language (ISO 639-2 Code) |
| JUO | Joint Urban Operations |
| UY | Uruguay (ISO 3166 And FIPS 10-4 Country Code Digram) |