| Acronym | Definition |
|---|
| BAB | Build America Bond (US bond) |
| BAB | Benefits Are Better |
| BAB | Bring a Bottle |
| BAB | Bundesautobahn (National Highway) |
| BAB | Bremer Aufbau-Bank (German: Bremer Bank Building; Bremen, Germany) |
| BAB | Berufsausbildungsbeihilfe (German: job education allowance) |
| BAB | Biarritz-Anglet-Bayonne (France) |
| BAB | Binary Alpha Block |
| BAB | Brightstor ARCserve Backup (software) |
| BAB | Base Attack Bonus (gaming) |
| BAB | Bayonne-Anglet-Biarritz (French intercommunal association) |
| BAB | Betriebsabrechnungsbogen (German: Cost Distribution Sheet/Expense Distribution Sheet) |
| BAB | Basler Afrika Bibliographien |
| BAB | Bikes across Borders |
| BAB | Beavis and Butt-Head |
| BAB | Build A Bear |
| BAB | Biotechnology and Applied Biochemistry |
| BAB | Blood-Aqueous Barrier |
| BAB | Bombardier Aerospace Belfast (Belfast, Northern Ireland, UK) |
| BAB | Branded Active Benefit |
| BAB | Beruchte Achelous Band (Netherlands) |
| BAB | Bachelor of Arts in Business |
| BAB | Budget Advisory Board |
| BAB | Bouchon Anti-Bruit (French) |
| BAB | Business Academy Bexley |
| BAB | Basa Air Base (Philippines) |
| BAB | Beautification Advisory Board |
| BAB | Broches à Billes (French mechanical parts manufacturer) |
| BAB | Bearing Area Bend |
| BAB | Base Address Buffer |