| Acronym | Definition |
|---|
| JEF➣Jefferies Group, Inc. (stock symbol) |
| JEF➣Jefferson City (Amtrak station code; Jefferson City, MO) |
| JEF➣Java Extended Feature |
| JEF➣Java Emulation Framework |
| JEF➣Java Evolutionary Framework |
| JEF➣Japan Equestrian Federation |
| JEF➣Jeddah Economic Forum (Saudi Arabia) |
| JEF➣Junge Europäische Föderalisten (German: Young European Federalists) |
| JEF➣Japan Economic Foundation |
| JEF➣Japan Evangelical Fellowship |
| JEF➣Joint Educational Facilities, Inc. (Washington, DC) |
| JEF➣Java Enterprise Framework |
| JEF➣Joint European Filmography |
| JEF➣Joint Electronic Folder (JCALS) |
| JEF➣Jewelers Educational Foundation |