| Acronym | Definition |
|---|
| GRK➣G Protein-Coupled Receptor Kinase |
| GRK➣G Protein-Coupled Receptor Kinase (enzyme) |
| GRK➣Government Record-Keeping (various locations) |
| GRK➣Gray Army Airfield (Airport Code; Ft Hood, Texas) |
| GRK➣Green River Killer |
| GRK➣Goshin-Ryu Kempo (karate style) |
| GRK➣Goju-Ryu Karate (Japanese martial arts style) |
| GRK➣Killeen-Ft Hood Regional Airport (Texas) |