| Acronym | Definition |
|---|
| TTSS➣Tinker Tailor Soldier Spy (film) |
| TTSS➣Type III Secretion System (immunology) |
| TTSS➣Taxi Transport Subsidy Scheme (Australia) |
| TTSS➣Theories for Tool Support in Software (International Workshop) |
| TTSS➣Harnessing Theories for Tool Support in Software (workshop) |
| TTSS➣Travel Technology Systems & Services (Malaga, Spain) |
| TTSS➣Tactical Training Stimulator-Simulator |
| TTSS➣Terminal Transaction Security System (New York State) |