| Acronym | Definition |
|---|
| BLSA➣Black Law Students Association |
| BLSA➣BirdLife South Africa (est. 1930) |
| BLSA➣Baltimore Longitudinal Study of Aging |
| BLSA➣British Library Sound Archive (UK) |
| BLSA➣Brookville Lake Sailing Association |
| BLSA➣Bonded Labour System Abolition Act |
| BLSA➣Basic Load Storage Area |