| Acronym | Definition |
|---|
| AAG | Association of American Geographers (Washington, DC) |
| AAG | American Association of Geographers (Washington, DC) |
| AAG | Assistant Attorney General |
| AAG | Aboriginal Art Gallery (Australia) |
| AAG | Alaska Air Group (aviation) |
| AAG | Air and Ground (freight transportation services) |
| AAG | at a Glance |
| AAG | Allgemeine Anthroposophische Gesellschaft (German: General Anthroposophical Society) |
| AAG | Australian Association of Gerontology |
| AAG | Asia-America Gateway (submarine communications cable system) |
| AAG | Allied Arts Guild (Menlo Park, CA) |
| AAG | Asociación Argentina de Golf |
| AAG | Assistant Adjutant General |
| AAG | Advanced Arresting Gear |
| AAG | Assistant Auditor General |
| AAG | Academic Advisory Group (various organizations) |
| AAG | Advanced Analytics Group (Bain & Company; Los Angeles, CA) |
| AAG | Affirmative Action Group (Zimbabwe) |
| AAG | Anti-Aircraft Gun |
| AAG | Arithmetic Algebraic Geometry (math conference) |
| AAG | Aeromedical Airlift Group |
| AAG | Australian Acoustic Generator (minesweeping device) |
| AAG | Alpha-Acid Glycoprotein |
| AAG | Army Artillery Group (Opposing Forces) |
| AAG | Acute Angle Closure Glaucoma |
| AAG | Association of American Geologists |
| AAG | Athletics Association of Guyana (formerly Amateur Athletic Association of Guyana) |
| AAG | Asociación Audubon de Guatemala (Audubon Association of Guatemala) |
| AAG | Amis Aquariophiles Gouesnou (French: Aquarist Friends Gouesnou; Gouesnou, France) |
| AAG | AS/400 Advocacy Group (IBM AS/400 midrange system) |
| AAG | Anciennes Automobiles du Gier (French car club) |