| Acronym | Definition |
|---|
| FE | Iron (Ferrum, Ferrite) |
| FE | For Example |
| FE | Financial Express |
| FE | Further Education |
| FE | Fundamentals of Engineering |
| FE | Front End |
| FE | Far East |
| FE | First Edition |
| FE | Foreign Exchange |
| FE | Fuel Economy |
| FE | Fossil Energy |
| FE | field emission (electrons) |
| FE | FedEx |
| FE | Finite Element |
| FE | Fast Ethernet |
| FE | Fire Emblem (video game) |
| FE | Flight Engineer |
| FE | Final Exam |
| FE | Fatal Error |
| FE | Fuji Electric (various locations) |
| FE | Federal Express |
| FE | Financial Engineering |
| FE | Fair Enough |
| FE | Fire Extinguisher |
| FE | Flash Exposure (photography) |
| FE | Far End |
| FE | Facilities Engineering (US DoD) |
| FE | Falange Española (Spanish political party) |
| FE | Field Engineer |
| FE | Front Engine |
| FE | Friends of the Earth (Trust Limited) |
| FE | Feed Efficiency (livestock) |
| FE | Functional Exercise |
| FE | Finger Eleven (band) |
| FE | First Exposure |
| FE | FinElite (torrent tracker; Finland) |
| FE | Field Experiment |
| FE | Field Evaluation |
| FE | Fractional Error |
| FE | Finalize Early (escrow term) |
| FE | Fold Equity (poker) |
| FE | Fugitive Emissions |
| FE | Framing Error |
| FE | Ferrara, Emilia (Italian province) |
| FE | FirstEnergy Corporation |
| FE | Fire Exit |
| FE | Final Element (Safety Instrumented Functions, Trip systems) |
| FE | File Entry (OSTA universal disk format) |
| FE | Ford Edsel |
| FE | Facilities Engineer |
| FE | Fleet Equipment |
| FE | Focus Error |
| FE | Fixed Expenses |
| FE | Forwarding Engine (computing) |
| FE | Fan, Exhaust |
| FE | Functional Entity |
| FE | Functional Element |
| FE | Flight Examiner |
| FE | Field Expedient |
| FE | Fractional Enrichment |
| FE | Flying Eagle Cent |
| FE | Flow Element |
| FE | Federal Energy Administration |
| FE | Ferro-Electric |
| FE | Force Element |
| FE | Fast Expansion (gaming) |
| FE | Flap Extension (aviation) |
| FE | Fielding Error (baseball) |
| FE | Frontier Economics |
| FE | Flange End |
| FE | Format Effector |
| FE | Functional Earth (electronics wiring) |
| FE | Field Emergence |
| FE | Functional Enhancement (software) |
| FE | Fiesta Educativa, Inc (Los Angeles, CA, USA) |
| FE | Front Ensemble (music) |
| FE | Flight Equipment, Inc. |
| FE | Facilities Exchange |
| FE | Feline Enteritis |
| FE | Frame Extended (extended frame T1) |
| FE | Finance Effectiveness (UK) |
| FE | Filius Ejus (Latin: His Son, epigraphy) |
| FE | Frequency Estimator |
| FE | Fellowship of Engineering |
| FE | Fecit Erigi (Latin: Had It Built, epigraphy) |
| FE | Freakin' Eh! (Canadian email idiom expressing happiness; polite form) |
| FE | Fluent Entertainment |
| FE | Feliciana Eastern Railroad |
| FE | Figueira Enterprises |
| FE | Royal Khymer Airlines Cambodia (IATA airline code) |
| FE | Fire Engineer/Engineering |
| FE | Fix Effectiveness (percentage) |