| Acronym | Definition |
|---|
| RSM | Rotterdam School of Management |
| RSM | Rancho Santa Margarita (California) |
| RSM | Royal Society of Medicine |
| RSM | Regional Sales Manager |
| RSM | Risk and Safety Management (various meanings) |
| RSM | Sisters of Mercy (religious order) |
| RSM | Rosamond (Amtrak station code; Rosamond, CA) |
| RSM | Rev/Speed Meter (vehicle performance) |
| RSM | Russian School of Mathematics (various locations) |
| RSM | Radio Spectrum Management |
| RSM | Royal Saskatchewan Museum (Canada) |
| RSM | Response Surface Methodology |
| RSM | Regimental Sergeant Major (British, Canadian) |
| RSM | Removable Storage Manager (Microsoft Windows) |
| RSM | Rating Scale Model |
| RSM | Rational Software Modeler (IBM) |
| RSM | Realtime Services Manager |
| RSM | Robust Security Network |
| RSM | Removable Storage Manager |
| RSM | Resource Standard Metrics |
| RSM | Replication Solutions Manager |
| RSM | Rate Setting Methodology |
| RSM | Route Switch Module |
| RSM | Remote Shared Memory |
| RSM | Restore Session Manager |
| RSM | Remote Socket Modules |
| RSM | Renault Samsung Motors |
| RSM | Remote Switch Module |
| RSM | Random Subspace Method |
| RSM | Rear Shock Mount (vehicle part; various company) |
| RSM | Reconstituted Skim Milk |
| RSM | Regional Spectral Model |
| RSM | Retail Sales Merchandiser (retail job title) |
| RSM | Relaxation and Stress Management |
| RSM | Religious Sister of Mercy |
| RSM | Remote Status Monitor (various companies) |
| RSM | Regional Safety Manager (various companies) |
| RSM | Route Switch Module (Cisco) |
| RSM | Replication Solutions Manager (software) |
| RSM | Response Surface Method |
| RSM | Regional Sediment Management (US Army Corps of Engineers) |
| RSM | Rajah Solaiman Movement (est. 1995) |
| RSM | Renault Samsung Motors (South Korean automobile manufacturer) |
| RSM | Republic of San Marino (ISO Country Identifier) |
| RSM | Registered Safety Manager (various organizations) |
| RSM | Removable Storage Management (Highground Systems) |
| RSM | Reynolds Stress Model |
| RSM | Replacement Sensor Model |
| RSM | Royal School of Mines (UK) |
| RSM | Remote Switching Module |
| RSM | Radio Squadron Mobile (US Air Force) |
| RSM | Regional Simulation Model (South Florida Water Management District) |
| RSM | Real-time Session Manager (Nextone) |
| RSM | Removable Storage Module (digital data storage) |
| RSM | Recreation Sports Management |
| RSM | Reciprocal Space Mapping |
| RSM | Response Surface Matrix |
| RSM | Remedy Service Management (software) |
| RSM | Remote Systems Management |
| RSM | Remote Systems Monitoring |
| RSM | Remote System Manager |
| RSM | Repair Station Manual |
| RSM | Relative Strength Momentum (investing) |
| RSM | Restricted Senior Management |
| RSM | Replication Server Manager (Sybase) |
| RSM | Rancho Santa Margarita Intermediate School (California) |
| RSM | Radioactive Scrap Metal |
| RSM | Réseaux, Sécurité et Multimédia (French: Networks, Security and Multimedia) |
| RSM | Road Sign Math (driving game) |
| RSM | Remote Service Module (Nortel) |
| RSM | Real Storage Management (IBM) |
| RSM | Response Service Message (FIPS) |
| RSM | Rugby Saint Maximinois (French rugby school) |
| RSM | Renegade Slash Militia |
| RSM | Red de Solidaridad con México |
| RSM | Rosettanet Standards Methodology |
| RSM | Reuse Strategy Model |
| RSM | Reduction Symmetry Method |
| RSM | Route Set Test Message (CCS #7 ITU-T) |
| RSM | Requirements Spiral Model |
| RSM | Random Signal Mapper |
| RSM | Receive Signal Module (Ciena) |
| RSM | RAID (Redundant Array of Inexpensive Disks) Storage Manager (Dell) |
| RSM | Reserve Staffing Model |
| RSM | Receive Slot Mask (Register) |
| RSM | Remote Site Module |
| RSM | Residual Supplies Model |
| RSM | Radio Soult Ménager (French construction company) |