| Acronym | Definition |
|---|
| MUMM➣Maritimers Unite for Medical Marijuana (Canada) |
| MUMM➣Management Unit of the Mathematical Models of the North Sea (Belgium) |
| MUMM➣Management Unit of the North Sea Mathematical Models and the Scheldt Estuary (Royal Belgian Institute of Natural Sciences) |
| MUMM➣Manufacturers and Users of M-Modules (group promoting standard modular PCB connectors) |
| MUMM➣Midrange Users of Mid-Michigan (information technology) |
| MUMM➣Miss You Much More |