| Acronym | Definition |
|---|
| FKB | Foreningen af Kommunale Beredskabschefer (Danish: Association of Municipal Emergency Managers) |
| FKB | Flying Karamazov Brothers (troupe) |
| FKB | Father Knows Best (TV) |
| FKB | Floor Kitchen Bath (remodeling) |
| FKB | Fraksi Kebangkitan Bangsa (Indonesian: National Awakening Faction) |
| FKB | Famous Kid Brick |
| FKB | Functional Knee Brace (medical equipment) |
| FKB | Forum Kesenian Banten (Indonesian: Art Forum Banten) |
| FKB | Fred Kavli Building (Stanford University; California) |
| FKB | Findik Tarim Satis Kooperatifleri Birligi (Hazelnut Sellers Association, Turkey) |