AASU
| Acronym | Definition |
|---|---|
| AASU | Armstrong Atlantic State University (Savannah, GA) |
| AASU | All Assam Students' Union |
| AASU | African-American Student Union |
| AASU | Attaché d'Administration Scolaire et Universitaire (French: School and University Administrative Officer) |
| AASU | Asian American Student Union (various universities) |
| AASU | All Africa Students Union (Ghana) |