FFIE
| Acronym | Definition |
|---|---|
| FFIE | Fédération Française des Entreprises de Génie Électrique et Énergétique (French: French Federation of Enterprises in Electrical Engineering and Energy) |
| FFIE | Foundation for Food Irradiation Education (activist group) |
| FFIE | Fluid Flash Interfaces Engine (software; Macromedia, Inc.) |
| FFIE | Free Form Improvisation Ensemble (est. 1962) |