| Abbreviation | Definition |
|---|---|
| AKN | Army Knowledge Network |
| AKNLDG | AcKNowLeDGe Message |
| AKO | Army Knowledge Online |
| AKSA | Aviation Storekeeper Seaman Apprentice |
| AKSN | Aviation Storekeeper Seaman |
| AL | Administrative Logistics |
| AL | Applications Layer |
| AL | Auto Load |
| AL | Avril Lavigne |
| AL | FAADC2I Lightweight Computer Unit |
| ALA | AnTi LeWD Army |
| ALA | Army Logistics Assessment |
| ALAM | Advanced Land- Attack Missile |
| ALAM | Army Leading A Mission |
| ALAM | Automated Logistics Assessment Model |
| ALANT | Army component, US Atlantic Command |
| ALARA | Always Look At Radiation Alerts |
| ALARACT | All Army Activities (Distribution) |
| ALARACT | All-Army Activity |
| ALARM | Air Land Air Radiation Missile |