| Acronym | Definition |
|---|
| MRMA➣Mississippi River Maritime Association |
| MRMA➣Marion Regional Manufacturers Association |
| MRMA➣Marc Roelofs Marketing Advies (Dutch: Marc Roelofs Marketing Advice) |
| MRMA➣Myanmar Rice Millers Association |
| MRMA➣Multicast Resource Management Architecture |
| MRMA➣Max Rowley Media Academy |
| MRMA➣Minnesota Retail Merchants Association |
| MRMA➣Montreal Railroad Modelers Association (Association des Modélistes Ferroviaires de Montréal) |
| MRMA➣Michael Reese Medical Associates |
| MRMA➣Mississippi River Maple Association |
| MRMA➣Meadow Raised Meats Association |
| MRMA➣Masvingo Regional Mathematics Association |
| MRMA➣Multiple Resource Management Area |
| MRMA➣Mandatory Road Maintenance Assessment |
| MRMA➣Multi-Receiver, Multiple Access |
| MRMA➣Maryland Regional Montadale Association |
| MRMA➣Mars Rover Manager's Associate |
| MRMA➣Minnesota Records Management Act |
| MRMA➣Meet to Reach Mutual Agreement |
| MRMA➣Medical Risk Management Associates, LLC |
| MRMA➣Moili'ili Resident Managers' Association (Hawaii) |
| MRMA➣McArthur Resource Management Association, Inc. |
| MRMA➣Miami Research Marketing and Advertising, Inc. |
| MRMA➣Market Risk Management and Analysis |
| MRMA➣Miramichi Regional Multicultural Association (Canada) |
| MRMA➣Midwest Radio and Music Association |