| Abbreviation | Definition |
|---|---|
| METEOSAT | Meteorological Satellite |
| METL | Mission Essential Task List |
| METL | Mission-Essential Task List |
| METMF | Meteorological Mobile Facility |
| METMR(R) | Meteorological Mobile Facility (Replacement) |
| METOC | Meteorological and Oceanographic |
| METS | Marine Equipment Trade Show |
| METS | Mechanized Export Traffic System |
| METS | METeorological System |
| METSAT | Meteorological Satellite |
| METT | Mission, Enemy, Tactics, and Terrain |
| METT | Mission, Enemy, Terrain, and Troops |
| METT-T | Mission, Enemy, Terrain and Weather, Troops and Support Available |
| METT-T | Mission, Enemy, Troops, Terrain --Time Available |
| METT-TC | Mission, Enemy, Terrain and Weather, Troops and Support Available-Time Available and Civil Considerations (Army) |
| MEU | Marine Expeditionary Unit |
| MEU(SOC) | Marine Expeditionary Unit (Special Operations Capable) |
| MEUR | Monthly Equipment Utilization Report |
| MEVA | Mission Essential Vulnerable Area |
| MEW | Microwave Early Warning |