| Acronym | Definition |
|---|
| FUL | Fullerton (Amtrak station code; Fullerton, CA) |
| FUL | Federal Upper Limit (Medicaid reimbursements) |
| FUL | Fondation Universitaire Luxembourgeoise (French) |
| FUL | Fonds Unifié Logement (French: Unified Housing Fund) |
| FUL | Federación Universitaria Local (Spanish: Local University Federation; Bolivia) |
| FUL | Fuites Urinaires Légères (French: Light Urinary Leakage) |
| FUL | Frisbee Ultimate Lanaudière (Canadian frisbee league) |
| FUL | Functional Urethral Length (anatomy) |
| FUL | Fullerton Transportation Center (train station location identifier; California) |