| Abbreviation | Definition |
|---|---|
| SMWW | Sports Management Worldwide |
| SMY | Santa Marina Yachts |
| SMY | Santa Monica Yoga |
| SMYAL | Sexual Minority Youth Assistance League |
| SMYT | Senior Men Y Team |
| SNAG | Starting New At Golf |
| SNAP | Sunday Night At The Pool |
| SNB | Soccer New Brunswick |
| SNB | Swimming New Brunswick |
| SNDG | Southern Nationals Disc Golf |
| SNF | Sports Network and Fitness |
| SNFW | Steve Nash Fitness World |
| SNM | Show No Mercy |
| SNM | Sore No More |
| SNP | Sporting News Points |
| SNPC | Singapore National Paralympic Council |
| SNQ | Southern Nationals Quarterly |
| SNS | SPORTS 'N SPOKES |
| SNS | Sports Nutrition Specialist |
| SNS | Sunday Night Showdown |