| Acronym | Meaning |
 | AARP | (i/s) American Association Of Retired Persons (now Officially Known Only By The Initials) |
| TN | Tennessee (postal Symbol) - Teranewton - Tonga (FIPS 10-4 Country Code) - Tunisia (ISO 3166 Digram) |
| MER | Mars Exploration Rover |
| SGC | Server Gated Cryptography -Stargate Command |
| XBA | European Composite Unit (EURCO; Bonds Market Unit) (ISO 4217 Currency Code) |
| MH | Marshallese Language (ISO 639-1 Code) |
| YUPPIE | Young Urban Professional + Suffix |
| RDO | Rapid |
| IAI | International African Institute - Israel Aircraft Industries |
| SEG | Special Escort Group |
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