| Abbreviation | Definition |
|---|---|
| MSTACCMB | Master Aircraft Crewman Badge |
| MTA | Maximum Time Aloft |
| MTA | Military Transport Aircraft |
| MTAD | Military Transport Aircraft Division |
| MTB | Main Torque Box |
| MTBF | Mean Time Between Failures |
| MTC | Manual Trim Cancelling |
| MTF | Maintenance Terminal Function |
| MTOGW | Maximum Takeoff Gross Weight (same as MTOW) |
| MTOW | Maximum Takeoff Weight (same as MTOGW) |
| MU | Management Unit |
| MUAC | Maastricht Upper Area Control |
| MWAA | Metropolitan Washington Airports Authority |
| MZA | Mendoza, Argentina (airport code) |
| MZFW | Maximum Zero Fuel Weight |
| NAA | National Aviation Academy |
| NAA | National Aviation Association |
| NAA | National Aviation Authority |
| NAA | North American Aviation |
| NAAA | National Agricultural Aviation Association |