| Abbreviation | Definition |
|---|---|
| USS | United States Starship |
| USS | Universal Star Ship |
| USW | Undestroyed Secret Warriors |
| UT | Uni Topia |
| UTFP | United Temporal Federation of Planets |
| UTFU | Undead Task Force Union |
| UW | United World |
| UWA | United Worlds Alliance |
| UWM | United Worlds Military |
| UWN | Union of World Nations |
| UWN | United World Nations |
| VAMP | Vampire Annihilation Methods Project |
| VCP | Vertigo City Project |
| VCPR | Vice City Public Radio |
| VD | Vortex Detector |
| VDF | Venom Defense Force |
| VDL | Vampire Defense League |
| VF | Veritech Fighter |
| VFA | Victory Force Alliance |
| VFD | Verdant Flammable Device |