| Abbreviation | Definition |
|---|---|
| AALS | Australian Association Of Live Steam |
| AALS | Australian Association of Live Steamers |
| AAMB | Australian Automotive Model Builders |
| AAMC | Australian Army Medical Corps |
| AAMH | Asia Australia Mental Health |
| AAMH | Australian Association for Maritime History |
| AAMI | Australian Associated Motor Insurers |
| AAMM | Australian Association of Musculoskeletal Medicine |
| AAMP | Asian Australian Monsoon Panel |
| AAMP | Australian Association of Manutention Practitioners |
| AAMT | Australian Association of Massage Therapists |
| AAMT | Australian Association of Mathematics Teachers |
| AAMT | Australian Association of Maths Teachers |
| AANA | Australian Association of National Advertisers |
| AANBUS | Australian Antarctic Building System |
| AANS | Australian Army Nursing Service |
| AAOC | Australian Army Ordnance Corps |
| AAOD | Australian Age Of Dinosaurs |
| AAOM | Australian Aboriginal Outreach Ministries |
| AAPA | Australian Aboriginal Progress Association |