| Abbreviation | Definition |
|---|---|
| TNZ | Trampoline New Zealand |
| TOAC | Teen Outdoor Adventure Club |
| TOAD | Travel Outdoor Adventure Destinations |
| TOB | Titans Of Battle |
| TOC | Tagliabue Open Cup |
| TOC | Tournament Of Champions |
| TOC | Tournaments Of Champions |
| TOH | Tournament Of Honour |
| TOJ | Tournament Of Juniors |
| TOL | Time Outs Left |
| TOM | Tournament Of Minds |
| TOP | The Olympic Partner |
| TOPS | The Oak Park Swimmers |
| TOPS | The Opportunity To Play Sports |
| TOPS | The Outreach Program For Soccer |
| TOPS | Time Out Perfect Score |
| TOPS | Total Outreach Program Soccer |
| TOR | Toronto Blue Jays |
| TORC | Triangle Off-Road Cyclists |
| TOS | Taken On Strength |