| Abbreviation | Definition |
|---|---|
| SMP | Skiers Must Perish |
| SNLG | Ski Nautique Lacanau Guyenne |
| SNSA | Shawangunk Nordic Ski Association |
| SNSA | Spokane Nordic Ski Association |
| SNSC | Summit Nordic Ski Club |
| SP | Skill Points |
| SS | Skid Snap |
| SS | Stand for Ski |
| SSCD | Southern Ski Club for the Disabled |
| SSMP | Ski Slope Master Plan |
| SSRT | Snow Summit Race Team |
| SSTC | Steamboat Ski Touring Center |
| SSX | Slope Style Xtreme |
| SVSC | Schnee Vogeli Ski Club |
| SVST | Sun Valley Ski Tools |
| SWAF | Ski With A Friend |
| SWP | Skill With Prizes |
| TBSP | Tahoe Backcountry Ski Patrol |
| TMO | Trail Management Objectives |
| TQH | TulseQuah Heli-skiing |