TSBI
| Acronym | Definition |
|---|---|
| TSBI | The Small Business Institute |
| TSBI | The Small Big Idea (India) |
| TSBI | Tri-State Business Institute |
| TSBI | Texas Social Behavior Inventory (psychology) |
| TSBI | This Should Be Illegal (blog) |
| TSBI | Traumatic Stress Brain Injury |
| TSBI | Tourism Student Business Initiative (Australia) |
| TSBI | Thyroid Stimulation Blocking Immunoglobulin |