| Acronym | Definition |
|---|
| STTO➣Sweatin' to the Oldies (Richard Simmons workout) |
| STTO➣Safe to Turn On (electronics) |
| STTO➣Special Tractor Transmission Oil (lubricant) |
| STTO➣Schaap Technische Totaal Oplossingen (Dutch research and development company) |
| STTO➣Start, Taxi, Takeoff |