| Acronym | Definition |
|---|
| TSTO➣To State the Obvious |
| TSTO➣Toimisto (Finland) |
| TSTO➣Two-Stage-To-Orbit (vehicle) |
| TSTO➣Two Stage to Orbit |
| TSTO➣Total Safety Task Observation (various organizations) |
| TSTO➣The Stereo Trading Outlet (Jenkintown, PA) |
| TSTO➣The Stereotype Take Over (band) |
| TSTO➣Too Stupid To Operate |