GRSM
| Acronym | Definition |
|---|---|
| GRSM | Great Smoky Mountains National Park (US National Park Service) |
| GRSM | Gender, Romantic, and Sexual Minorities |
| GRSM | Global Religious Science Ministries |
| GRSM | Graduate of the Royal Schools of Music |
| GRSM | Graphic Rating Scale Method (employee evaluation; China) |
| GRSM | Governments of Canada Strategic Reference Model |
| GRSM | Gentamicin-Resistant Serratia Marcescens (infectious disease) |