| Acronym | Definition |
|---|
| EMMS | Electronic Media Management System |
| EMMS | Empty Mmx Machine State |
| EMMS | Executive Master in Marketing & Sales (degree program) |
| EMMS | Electronic Media Management System (IBM) |
| EMMS | Electronic Music Management System |
| EMMS | Express Mail Military Service (US Postal Service) |
| EMMS | Electronic Mail and Message System |
| EMMS | Ellicott Mills Middle School (Ellicott City, MD) |
| EMMS | Electronic Media Management Software |
| EMMS | External Message Management System (Sprint) |
| EMMS | Enlisted Mobilization Management System |
| EMMS | Engine Maintenance Management System |