| Abbreviation | Definition |
|---|---|
| GAAA | Glen Arbor Art Association |
| GAAA | Grad Acting Alumni Association |
| GAAE | Georgia Association of Alternative Education |
| GAAE | German Association for Adult Education |
| GAAE | Ghana Association of Agricultural Economists |
| GAAE | Graphic Arts Association Executives |
| GAAF | Georgia Association of Agricultural Fairs |
| GAAI | Global Association of Alternative Investors |
| GAAMA | Global Alliance of Additive Manufacturing Associations |
| GAAO | Georgia Association of Assessing Officials |
| GAAR | Greater Augusta Association of Realtors |
| GAB | Georgia Association of Broadcasters |
| GABA | Gay Auckland Business Association |
| GABA | Georgia Antiquarian Booksellers Association |
| GABA | Georgia Antiquarian Booksellers Association's |
| GABA | Georgia Association For Behavior Analysis |
| GABA | German American Business Association |
| GABA | Greater Alameda Business Association |
| GABBA | Georgia Allman Brothers Band Association |
| GABC | Guaranty Association Benefits Company |