| Acronym | Definition |
|---|
| GCMB➣Garden Center Matériaux Berckois (French: Berckois Garden Center Materials) |
| GCMB➣Génie Climatique et Maintenance Bâtiment (French: Climate Engineering and Building Maintenance) |
| GCMB➣Gaston County Model Builders |
| GCMB➣Gold Coast Mountain Bike (club) |
| GCMB➣Georgia Composite Medical Board (Atlanta, GA) |
| GCMB➣Glucocorticoid Membrane Binding Site (biochemistry) |