STTO
| 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 |