| Abbreviation | Definition |
|---|---|
| MOR | Memorandum Of Record |
| MORE | Mobilization Of Retired Employees |
| MORON | Military Operational Response Over Night |
| MORS | Military Operations Research Society |
| MORS | Military Operations Research Symposium |
| MOS | Member Of the Service |
| MOS | Metal Oxide Semiconductor |
| MOS | Military Occupation Specialties |
| MOS | Military Occupational Skill |
| MOS | Military Occupational Specialty |
| MOS | military occupatonal specialty |
| MOS | Minimum Operating Strip |
| MOS | Month Of Supply |
| MOSAEC | Multi-domain Open-Source Analysis and Exploitation Capability (counterterrorism portal) |
| MOSB | Military Order of the Stars and Bars |
| MOSC | Meteorological and Oceanographic Operations Support Community |
| MOSC | Military Occupational Specialty Code |
| MOSES | Military Open Simulator Enterprise Strategy |
| MOSF | Military Operations Simulation Facility |
| MOSG | Mossy Oak Shadow Grass |