GCMB
| 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) |