| Acronym | Definition |
|---|
| MRRF➣Midwest Reprap Festival (3D Printing gathering; Goshen, IN) |
| MRRF➣Magnetic Resonance Research Facility (Wayne State University, MIchigan) |
| MRRF➣Medical Records Release Form |
| MRRF➣Multinational Rapid Reaction Force |
| MRRF➣Magnificent River Rats Festival (est. 1996; Athabasca, Alberta, Canada) |
| MRRF➣Medical Records Routing Form (Blue Cross) |
| MRRF➣Maximal Rate of Rise of Force |