| Acronym | Definition |
|---|
| GABC➣Great American Backyard Campout (National Wildlife Federation) |
| GABC➣Green Acres Baptist Church |
| GABC➣German-American Business Council (various locations) |
| GABC➣German American Business Chamber (Miami, FL) |
| GABC➣The German-American Business Council of Boston, Inc. |
| GABC➣Great Adirondack Birding Celebration (New York) |