| Acronym | Definition |
|---|
| GBBA➣Greater Bridgeport Bar Association, Inc. (Connecticut) |
| GBBA➣Grant Business Broking Australia (Australia) |
| GBBA➣Griffon Bruxellois Breeders Association (UK) |
| GBBA➣Galaxy British Book Awards |
| GBBA➣Greater Burnside Business Association (Dartmouth, Nova Scotia, Canada) |
| GBBA➣Greater Boston Bankers Association (Massachusetts; est. 1885) |
| GBBA➣Gloucestershire Basket Ball Association (UK) |
| GBBA➣Greater Brookland Business Association, Inc. (Washington, DC) |
| GBBA➣Greater Birmingham Bowling Association, Inc. (Alabama) |