| 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 |