GABA
| Acronym | Definition |
|---|---|
| GABA | Gamma-Aminobutyric Acid |
| GABA | German American Business Association |
| GABA | Gay Auckland Business Association (New Zealand) |
| GABA | Georgia Antiquarian Booksellers Association |
| GABA | Greater Alameda Business Association (Alameda, California) |
| GABA | Greater Arizona Bicycle Association |
| GABA | Great Australian Bugger All (colloquial term for the Australian Outback) |
| GABA | Girls Be Ambitious, Boys Be Audacious (Tokyo, Japan) |