| Abbreviation | Definition |
|---|---|
| ASIS | All Source Intelligence Section |
| ASIS | Army Space Initiative Study |
| ASIS | Australian Secret Intelligence Service |
| ASIST | Army Safety Information Services and Technology |
| ASIT | Adaptable Surface Interface Terminal |
| ASK | Armor Survivability Kit |
| ASL | Advance Squad Leader |
| ASL | Allowable Supply List |
| ASL | Archipelagic Sea Lane |
| ASL | Assign Switch Locator routing |
| ASL | Assigned Stockage List |
| ASL | Atmospheric Sciences Laboratory |
| ASL | Authorized Stockage Level |
| ASL | Authorized Stockage List |
| ASLC | Army Strategic Leadership Course |
| ASLP | Army Strategic Logistics Plan |
| ASLTHEL | ASsauLT HELicopter |
| ASM | Active Shape Model |
| ASM | AirSpace Management |
| ASM | Air-to-Surface Missile |