| Acronym | Definition |
|---|
| GBA | Gross Building Area |
| GBA | Game Boy Advance (Nintendo 32-Bit Game Boy) |
| GBA | Gran Buenos Aires (Argentina) |
| GBA | Greater Bay Area (China) |
| GBA | Gender-Based Analysis |
| GBA | Green Building Advisor (Newtown, CT) |
| GBA | Government Benefit Administrators (various locations) |
| GBA | God Bless America |
| GBA | Alderney (International Auto Identification) |
| GBA | Game Boy Advance |
| GBA | Global Business Architecture |
| GBA | Gundam Battle Assault (video game) |
| GBA | Game Boy Action |
| GBA | Group Benefits Associate (human resources) |
| GBA | Green Building Alliance (Pittsburgh, PA) |
| GBA | Generic Bootstrapping Architecture |
| GBA | Guilty By Association (online Counter-Strike clan) |
| GBA | Gender Budget Analysis |
| GBA | Ghana Bar Association |
| GBA | Guilty by Association (Indian Harbor Beach, FL skateboard manufacturing company) |
| GBA | Girls Basketball Association (various locations) |
| GBA | Guam Board of Accountancy |
| GBA | Geocachers of the Bay Area (San Francisco Bay Area, California) |
| GBA | Golden Bell Award (California School Boards Association) |
| GBA | Greater Boston Academy |
| GBA | Global Business Analysis |
| GBA | Graph-Based Algorithm |
| GBA | Georgia Beekeepers Association |
| GBA | Glass Break Alarm |
| GBA | Greece Basketball Association |
| GBA | Generalized Born Approximation |
| GBA | Gaussian Beam Antenna |
| GBA | Gilroy Beekeepers Association |
| GBA | Ground Based Architecture |
| GBA | GreatBay Aquaculture, LLC ( Portsmouth, NH; est. 1995) |
| GBA | Génomique, Bio-Informatique et Application (French: Genomics, Bioinformatics and Application) |