| Acronym | Definition |
|---|
| UMSS➣Universidad Mayor de San Simon (Spanish: Greater University of San Simon; Cochabamba, Bolivia) |
| UMSS➣Usb Mass Storage Sample |
| UMSS➣Usb Mass Storage Specification |
| UMSS➣University of Michigan Sedation Scale |
| UMSS➣UML/MDA to Software Systems |
| UMSS➣Upper Minnetonka Sailing School (Minnesota) |