BDAA
| Acronym | Definition |
|---|---|
| BDAA | British Disabled Angling Association |
| BDAA | Banque de Développement de l'Afrique Australe (French: Development Bank of Southern Africa; South Africa) |
| BDAA | Biodynamic Agricultural Association (UK) |
| BDAA | Balalaika and Domra Association of America |
| BDAA | British Deaf Astronomical Association |
| BDAA | Blackburn Diocesan Adoption Agency (UK) |
| BDAA | Bristol Dental Alumni Association (UK) |
| BDAA | Biodynamics Association of Australia |