TBSA
| Acronym | Definition |
|---|---|
| TBSA | Total Body Surface Area |
| TBSA | Tampa Bay Skating Academy (Oldsmar, FL) |
| TBSA | Theravada Buddhist Society of America (est. 1980; Half Moon Bay, CA) |
| TBSA | Toyota Boshoku South Africa (est. 2005) |
| TBSA | The Bright Star Alliance (band) |
| TBSA | The Black Sword Alliance (gaming) |
| TBSA | TrailBike Sportsman Association |