TSSS
| Acronym | Definition |
|---|---|
| TSSS | Team Sports Scheduling System (software) |
| TSSS | Turner Syndrome Support Society (UK) |
| TSSS | Top Secret Support System |
| TSSS | Tannum Sands State School (QLD, Australia) |
| TSSS | Tactical Simulator/Stimulator System (GNSS) |
| TSSS | Trainer Stimulator Simulator System |
| TSSS | Tactical Software Support System |
| TSSS | Tactical SIGINT Support System |
| TSSS | Technical Support, Senior Staff (various companies) |
| TSSS | Toronto Sustainability Speaker Series (est. 2008; Canada) |