| Abbreviation | Definition |
|---|---|
| USCS | Universal Ship Cancellation Society |
| USDC | United States Dance Championships |
| USDF | United States Derby Foundation |
| USGA | United Suds Guzzlers Association |
| USRM | Utah Society of Railroad Modelers |
| UTAG | Utah Association of Geocachers |
| UTFD | Ultimate TIE Fighter Display |
| UTV | Utility Terrain Vehicle |
| V | Very |
| VAE | Vermont Automobile Enthusiasts (Classic and Antique Car Club) |
| VCC | Vancouver Canary Club |
| VDC | Volkswagen Drivers of Connecticut |
| VDE | Very Dire Effort |
| VDH | Verein Der Heckflossenfreunde |
| VG | Vapor Genie |
| VGCP | Video Games and Computer |
| VHTF | Very Hard To Find |
| Vital | Important |
| VLN | Victorian Lace Needlebook |
| VMK | Vestfold Modellbil Klubb |