English abbreviations from rm to rmcp
- RM (see separate disambiguation page)
- RM1 (RadioMan First Class)
- RM2 (RadioMan Second Class)
- RM3 (RadioMan Third Class)
- RMA (Registered medical assistant)
- RMATS (Rocky Mountain Area Transmission Study (US) (electricity))
- RMB (Right Mouse Button)
- RMC (Robert Menzies College)
- RMCA (Redwood Meadows Community Association)
- RMCC (Royal Military College of Canada (Kingston, Ontario))
- RMCF (Right Move Chess Foundation, Inc., New York, New York)
- RMCM (Master Chief RadioMan)
- RMCP (Remote Music Control Protocol)