NGAA
| Acronym | Definition |
|---|---|
| NGAA | National Geospatial-Intelligence Alumni Association (est. 2011) |
| NGAA | National Growth Areas Alliance (Australia) |
| NGAA | National Guard Association of Arkansas |
| NGAA | National German-American Alliance (1901-1918) |
| NGAA | Not Good At All |
| NGAA | North Georgia AIDS Alliance (Gainesville, GA) |
| NGAA | National Gaelic Arts Agency (UK) |