| Acronym | Definition |
|---|
| GRWG➣Growgeneration Corp. (Denver, CO) |
| GRWG➣GSICS (Global Space-Based Inter-Calibration System) Research Working Group |
| GRWG➣Global Roaming Working Group (telecommunications) |
| GRWG➣Good Relations Working Group (UK) |
| GRWG➣Grants Review Working Group (Canada) |