| Acronym | Definition |
|---|
| TMSS➣Trademark Security System (Sega Genesis) |
| TMSS➣Trailer Mounted Support System (US DoD) |
| TMSS➣Tisdale Middle and Secondary School (Canada) |
| TMSS➣Transportation Management Services Solution (US GSA) |
| TMSS➣Technical Manual Specifications & Standards (US DoD) |
| TMSS➣Telemetry Subsystem (European Space Agency) |
| TMSS➣Thinking Man's Sex Symbol |
| TMSS➣Transportable Mission Support System (US DoD) |
| TMSS➣Tamborine Mountain State School (Gold Coast, Australia) |
| TMSS➣Tailor Made Software Solutions (New Zealand) |