APSU
| Acronym | Definition |
|---|---|
| APSU | Austin Peay State University (Clarksville, TN) |
| APSU | Asian Pacific Student Union |
| APSU | AugusCo Past Students Union (Cape Coast, Ghana) |
| APSU | Arunachal Pradesh Students Union (India) |
| APSU | Alarm Power Supply Unit |
| APSU | Adult Protective Services Unit (Australia) |