FEST
| Acronym | Definition |
|---|---|
| FEST | Forschungsstätte der Evangelischen Studiengemeinschaft (Germany) |
| FEST | Foreign Emergency Support Team |
| FEST | Foundation for Education, Science and Technology (South Africa) |
| FEST | Forward Engineer Support Team (US Army Corps of Engineers) |
| FEST | Forward Engineer Support Team |
| FEST | Frankfurt English Speaking Theatre (Frankfurt am Main, Germany) |
| FEST | Field Force Engineering Support Team (USACE) |
| FEST | Folkestone English Soccer Tour |