| Acronym | Definition |
|---|
| SSMM | Superficial Spreading Malignant Melanoma (cancer) |
| SSMM | Search and Social Media Marketing (courses) |
| SSMM | Slide Show Movie Maker |
| SSMM | Saab-Salomon Mountain Mayhem (UK bike festival) |
| SSMM | Sus Majestades (Spanish: His/Her Majesty Plural) |
| SSMM | Solid State Mass Memory |
| SSMM | SharePoint Site Migration Manager (Metalogix software) |
| SSMM | Super Soviet Missile Mastar (gaming) |
| SSMM | Summer School on Mountain Meteorology (Italy) |
| SSMM | Server State Machine Model |
| SSMM | Single Source Multi-Media |
| SSMM | State Surface Maintenance Manager |