| Acronym | Definition |
|---|
| FRCS | Fellow of the Royal College of Surgeons |
| FRCS | Franklin Road Christian School (Novi, MI) |
| FRCS | Forgotten Realms Campaign Setting (book) |
| FRCS | Fellow of the Royal Commonwealth Society |
| FRCS | Fuel Reduction Cost Simulator (USDA) |
| FRCS | Forward Reaction Control System |
| FRCS | Federal Reserve Communications System |
| FRCS | Foxborough Regional Charter School (Foxborough, MA) |
| FRCS | Front Range Christian School (Littleton, CO) |
| FRCS | Flight Recorder Configuration Standard |
| FRCS | Flat Ride Construction Set (theme park gaming) |
| FRCS | Federal Register Chargeback System |
| FRCS | Field Replaceable Connector Shell (armed aircraft equipment; ITT Corporation) |