| Acronym | Definition |
|---|
| MWR | Morale, Welfare and Recreation |
| MWR | Modern Warfare Reflex (gaming) |
| MWR | Monthly Weather Review |
| MWR | Michael Waltrip Racing (stock car racing team) |
| MWR | Mimo Wireless Router |
| MWR | Mobile Wireless Edge Router |
| MWR | Memory Write |
| MWR | Ministry of Water Resources (China) |
| MWR | Microwave Radiometer |
| MWR | Mid-Western Region (various locations) |
| MWR | Multiple Worksite Report (US Department of Labor) |
| MWR | Microwave Radiometry |
| MWR | Method of Weighted Residuals |
| MWR | Millimeter Wave Radar |
| MWR | Microwave Water Radiometer |
| MWR | Minimum Wage Rate |
| MWR | Missile Warning Receiver (Army) |
| MWR | MESH Wireless Router |
| MWR | Mean Width Ratio |
| MWR | Muncie & Western Railroad |
| MWR | Maintenance Work Request |
| MWR | Malibu Water Resources (Carson City, NV) |