| Abbreviation | Definition |
|---|---|
| AOTD | Army of the Dead |
| AOTF | Acoustic-Optic Tunable Filter |
| AOTN | Ace Operational Teletype Network |
| AOTP | Army Of The Pharaohs |
| AOTP | Army of the Pharaohs's |
| AOTP | Army of the Pharoahs |
| AOTR | Aviation Operational Threat Response |
| AOW | Any Other Weapon |
| AOW | Armies Of War |
| AP | Acquisition Plan |
| AP | Admiralty Pattern |
| AP | Advance Party |
| AP | Advanced Projectile |
| AP | Air Pirate |
| AP | All Purpose |
| AP | Allied Publication |
| AP | Anti-Personnel |
| AP | Armor Piercing |
| AP | Asia-Pacific area |
| AP | Attack Position |