| Acronym | Definition |
|---|
| RCSM➣Reconfigurable Context Sensitive Middleware |
| RCSM➣Regimental Command Sergeant Major |
| RCSM➣Regional Climate System Model |
| RCSM➣Ranged Combat Support Machine (gaming) |
| RCSM➣Department of Recreation and Sport Management (Indiana State University; Terre Haute, IN) |
| RCSM➣Rally Club Sandro Munari (sports car enthusiasts' association; Italy) |
| RCSM➣Regional Channel Sales Manager (job title) |
| RCSM➣Reactor Cladding and Structural Materials |
| RCSM➣Royal College of Surgeons Museum (UK) |
| RCSM➣Rain City Superhero Movement (Seattle, WA) |