| Abbreviation | Definition |
|---|---|
| TVLL | Temecula Valley Little League |
| TVLL | Tri-Village Little League |
| TVLS | Treasure Valley Leather Slappers |
| TVM | Tennessee Valley Muzzleloading |
| TVO | Tennessee Valley Outdoors |
| TVRP | Thunder Valley Raceway Park |
| TVT | Team Vs. Team |
| TW | Team to Watch |
| TW | Trophy Weekend |
| TWAT | Texas Women Anglers Tournament |
| TWB | Team Wind Blade |
| TWC | Team West Coast Running and Triathlon Club |
| TWD | The Winning Drive fantasy league |
| TWD | Tournament Winning Deck |
| TWD | TrenchWars Division |
| TWE | Trampoline Wrestling Entertainment |
| TWF | TARMO WRESTLING Federation |
| TWF | Teens Wrestling Federation |
| TWF | Thumb Wrestling Federation |
| TWF | Trampoline Wrestling Federation |