| Abbreviation | Definition |
|---|---|
| TJV | Thueringer JudoVerbandes |
| TJV | Transat Jaques Vabre |
| TJW | The Joker's Wild |
| TK | Team Kill |
| TKA | Team Key Aquatics |
| TKA | Tompkins Karate Association |
| TKC | Team Karate Centers |
| TKC | Texas Kettlebell Club |
| TKD | Tae Kwon Do |
| TKF | Team Korea Fighting |
| TKF | Texas Kayak Fisherman |
| TKF | Toronto Kite Fliers |
| TKF | Traditional Karate Federation. Inc. |
| TKG | Trading Kard Gamers |
| TKK | Taifu Ryukyu Kobudo Kai |
| TKLD | Tackled |
| TKO | Technical Knock Out |
| TKO | technical knock-out |
| TKO | The Killbox Order |
| TKP | Teana Kill Points |