| AAD | Assistant Athletic Director |
|---|---|
| AAS | Against Assisted Suicide |
| ABE | Assistant Brigade Engineer |
| AD | Assistant Director |
| ADD | Assistant District Director |
| ADE | Assistant Division Engineer |
| ADO | Assistant Director of Operation |
| ADO | Assistant Duty Officer |
| AEO | Assistant Executive Officer |
| ATTO | Assistive technology training online |