| Abbreviation | Definition |
|---|---|
| POC | Purdue Outing Club |
| PTBA | Professional Trail Builders Association |
| SAHC | Southern Arizona Hiking Club |
| SET | Sustainable, Effective, Traversable |
| SHT | Superior Hiking |
| SHT | Superior Hiking Trail |
| SHTA | Superior Hiking Trail Association |
| STOP | Sit, Think, Observe, Plan |
| TAI | Trail Assessment Information |
| TAT | Trans America Trail |
| THOG | Triangle Hiking and Outdoors Group |
| TMO | Trail Management Objectives |
| VHT | Victor Hiking Trails |