| Abbreviation | Definition |
|---|---|
| TKP | The Kyudo Project |
| TKR | Team Knight Rider |
| TKW | TaeKwonDo |
| TL | Tournament Level |
| TLA | Toyota Landcruiser Association |
| TLAC | Tipton Lakes Athletic Club |
| TLC | Tribute Legacy Challenge |
| TLK | Team Legend Killer |
| TLL | Tuckahoe Little League |
| TLM | Team Liquid Metal |
| TLMB | Thorold Legion Minor Baseball |
| TLO | Team Lights Out |
| TLR | Totally Lame Ride |
| TLT | Ten Loss Tubby |
| TLW | Team Live Wire |
| TLW | The Liverpool Way |
| TLW | The Liverpool World |
| TLYC | Torch Lake Yacht Club |
| TM | Tournament Mission |
| TM | Transcendental Meditation |