RCMM
| Acronym | Definition |
|---|---|
| RCMM | Registered Competitive Market Maker (NYSE member) |
| RCMM | Remote Control Multimedia (Philips' remote control spec) |
| RCMM | Riverside County Mounted Mavericks (Lake Elsinore, CA) |
| RCMM | Root Certificate Management Messages |
| RCMM | Rat Isolated Colonic Muscularis Mucosae (pharmacology) |