| Acronym | Definition |
|---|
| RMNA➣Rocky Mountain Nature Association |
| RMNA➣Rocky Mountain Neurosurgical Alliance |
| RMNA➣Ragged Mountain Natural Area |
| RMNA➣Reduced Modified Nodal Analysis |
| RMNA➣Richland Meadows Neighborhood Association (Texas) |
| RMNA➣Rootes Motors North America |
| RMNA➣Rumor Mill News Agency |
| RMNA➣Rocky Mountain Network Administration (Edmonton, Alberta, Canada) |