| Abbreviation | Definition |
|---|---|
| NORMASH | Norwegian Mobile Army Surgical Hospital |
| NORS | Not Operationally Ready for Supply |
| NORS | Not Operationally Ready, Supply |
| NORTHAG | NORTHern Army Group |
| NORTHAG | NORTHern Army Group ( NATO) |
| NOS | Nine One Six |
| NOS | Non Operating System |
| NOSC | Naval Ocean Systems Center |
| NOSC | Network Operations and Security Center |
| NOSM | Navy Occupation Service Medal |
| NOSS | Naval Ocean Surveillance System |
| NOSSA | Naval Ordnance Safety and Security Activity |
| NOSSA | Navy Ordnance Safety and Security Activity |
| NOTAL | NOt To ALl addressees |
| NOTAL | Not To All Addresses |
| NOTMAR | Notice to Mariners |
| NOTS | Naval Ordnance Test Station, China Lake |
| NOTS | Naval Overseas Transport Service |
| NOV | Nasty Old Viking |
| NOV | Novate |