| Acronym | Definition |
|---|
| FCSM | Fibre Channel Switch Module |
| FCSM | Federal Committee on Statistical Methodology |
| FCSM | Football Club Sarlat Marcillac (French football club) |
| FCSM | Football Club Sochaux Montbéliard |
| FCSM | Flight Combustion Stability Monitor (US NASA) |
| FCSM | Football Club Sèvre et Maine (French football club) |
| FCSM | Football Club Spartak Moscow (Russia) |
| FCSM | Fellow of the Cambridge Society of Musicians |
| FCSM | Frame Cell Switching Module (XYLAN) |
| FCSM | Fiber Channel Switching Module (Cisco) |
| FCSM | Fleet Cryptologic Systems Maintenance (US Navy) |
| FCSM | Farnborough and Camberley School of Motoring (UK driving school) |