TSLS
| Acronym | Definition |
|---|---|
| TSLS | Two-Stage Least Squares (statistics) |
| TSLS | Toxic Shock-Like Syndrome (medicine) |
| TSLS | Terminal Server Licensing Service |
| TSLS | Took Something Left Something (geocaching) |
| TSLS | Tri-Service Laser Seeker |
| TSLS | Took Some Left Some (geocaching) |