English abbreviations from ff to ffaf
- FF (Fuel flow)
- F.F. (Fieri Fecit ("Caused to be made"))
- FF. (Fratres ("Brothers"); Filii ("Sons"))
- FFA (Football Federation Australia)
- FFA/HERO (Future Homemakers of America/Home Economics Related Occupations)
- FFA1 (Foundations For Algebra 1)
- FFA2 (Foundations For Algebra 2)
- FFAA (Free Form Amino Acid)
- FFAB (Federation Francaise d'Akido et de Budo)
- FFAC (formation factor log)
- FFAD (FireFighters Against Drugs)
- FFAE (Fujian Folk Arts Exhibition)
- FFAF (Free-For-All Friday)