| Acronym | Definition | 
|---|
| MRMS➣Muller Road Middle School (South Carolina) | 
| MRMS➣Middle River Middle School (Maryland) | 
| MRMS➣Mountain Ridge Middle School (Colorado) | 
| MRMS➣Maintenance Resource Management System (Navy) | 
| MRMS➣Marine Risk Management System (Suncor Energy) | 
| MRMS➣Mobile Remote Manipulator System | 
| MRMS➣Mississippi Residential Mortgage Specialist | 
| MRMS➣Millimeter-Wave Reflectivity Measurement System | 
| MRMS➣Mission Ready Management Solutions (Rolls-Royce) | 
| MRMS➣Medium Range Missile System | 
| MRMS➣Marvin Ridge Middle School (Waxhaw, NC) | 
| MRMS➣Medical Records Management System | 
| MRMS➣Maintenance Reporting and Management System | 
| MRMS➣Magothy River Middle School (Arnold, MD) | 
| MRMS➣Marketing Resource Management System | 
| MRMS➣Maintenance/Reliability Management Solutions Inc (Boiling Springs, SC) | 
| MRMS➣Member of the Royal Medical Society (UK) | 
| MRMS➣Member of the Royal Microscopical Society | 
| MRMS➣MTF (Military Treatment Facilities) Refill Mail Service (US DoD TRICARE) | 
| MRMS➣Magnet Resonance Mass Spectrometry (physics) |