| Acronym | Definition |
|---|
| AGU | Aoyama Gakuin University, Tokyo, Japan |
| AGU | American Geophysical Union |
| AGU | Advocacia Geral da União (General Attorney of the Union; Brazil) |
| AGU | Aichi Gakuin University (Japan) |
| AGU | All Grown Up (TV show) |
| AGU | Address Generation Unit |
| AGU | Address-Generation Unit |
| AGU | Arabian Gulf University (Bahrain) |
| AGU | Australian Golf Union |
| AGU | Acute Geriatric Unit (healthcare; various locations) |
| AGU | Aspartylglucosaminuria |
| AGU | Association of Global Universities (International Studies Abroad) |
| AGU | Aguascalientes, Aguascalientes, Mexico (Airport Code) |
| AGU | Autonomous Guidance Unit (US DoD) |
| AGU | Airborne Guidance Unit |
| AGU | Automatic Give Up (trade) |
| AGU | Anhydroglucose Units |
| AGU | Affinity Group Underwriters (Glen Allen, VA) |
| AGU | American Global University |
| AGU | Aerospace Ground Unit |