| Acronym | Definition |
|---|
| GBRS | Green Building Rating System (ecology) |
| GBRS | Greater Bunbury Region Scheme (Australia) |
| GBRS | Groupe Biblique de la Rive-Sud (French: South Shore Biblical Group; Canada) |
| GBRS | Groupe Belge de Recherche Scientifique Sous-Marine (French: Belgian Group for Underwater Scientific Research; Belgium) |
| GBRS | Great Britain Russia Society |
| GBRS | Falco Robot Gregarious Bird Removal System (Bird Raptor) |
| GBRS | Generic Block Recording System |
| GBRS | Ground Based Remote Sensing |
| GBRS | Gifted Behaviors Rating Scale |
| GBRS | Ground Based Radar System |
| GBRS | Grand Bayou Racing Series |
| GBRS | Glen Burnie Rhythm Section (band) |