| Acronym | Definition |
|---|
| EFM | Emergency Financial Manager (Michigan) |
| EFM | Ethernet in the First Mile (IEEE 802.3ah) |
| EFM | Education For Ministry |
| EFM | Electronic Fetal Monitoring |
| EFM | Enterprise Feedback Management |
| EFM | Engineering Fluid Mechanics |
| EFM | External Feature Model |
| EFM | Ethernet in First Mile |
| EFM | Enterprise Fax Manager |
| EFM | Environmental Fluid Mechanics (various organizations) |
| EFM | Eight to Fourteen Modulation |
| EFM | Electrostatic Force Microscopy |
| EFM | Extended Family Member |
| EFM | Eligible Family Member |
| EFM | Electronic Flow Measurement |
| EFM | Enseignement et Formation en Mathématiques (French: Education and Training in Mathematics) |
| EFM | Economics, Finance and Marketing (various organizations) |
| EFM | École Française de Melbourne (French: French School of Melbourne; Melbourne, Australia) |
| EFM | European Fund Management |
| EFM | Electronic Freight Management (US DOT) |
| EFM | Employ Florida Marketplace (online job search) |
| EFM | Expérience aux Frontières de la Mort (French: Near Death Experience) |
| EFM | Enhanced Fighter Maneuverability |
| EFM | Emerging Financial Market |
| EFM | Étude Fabrication Montage (French: Production Assembly Study) |
| EFM | Electric Field Mill |
| EFM | Equipped for Mission (Newfrontiers USA) |
| EFM | Environmental Forum of Marin (California) |
| EFM | Evangelicals for Mitt (political support group) |
| EFM | Effects of Medroxyprogesterone (study) |
| EFM | Equivalent Frame Method (ACI design of slab systems) |
| EFM | Espace Formation des Métiers (French: Trades Training Center) |
| EFM | École Française Motonautique (French: French Powerboating School) |
| EFM | École Française de Manille (French: French School of Manila; Manila, Philippines) |
| EFM | École Française de Mushing (French: French School of Mushing) |
| EFM | Environmentally Friendly Mode (transportation) |
| EFM | Écoles Françaises de Motocyclisme (French: French Motorcycling School) |
| EFM | Escadron de Formation des Moniteurs (French: Squadron Training Instructors) |
| EFM | Enhanced Flux Maintenance (for microfiltration systems) |
| EFM | Electromagnetic Frequency Management |
| EFM | Electronic Field Manual (US Army) |
| EFM | Electronic Field Mill |
| EFM | Effective Fade Margin |
| EFM | Edge Fault Model |
| EFM | Emitter File Memory |
| EFM | Extremely Flammable Materials |
| EFM | External Frequency Measurement |
| EFM | Ecosystems and Fisheries Management (Canada) |