| Acronym | Definition |
|---|
| FKS➣Friedrich Karl Schroeder (German computer company) |
| FKS➣Find and Kill String |
| FKS➣Frequency Key Shifting |
| FKS➣Formula Kart Stars (UK) |
| FKS➣Fontenay Karaté Shotokan (French martial arts school) |
| FKS➣Feuerwehr Koordination Schweiz (German: Fire Coordination Switzerland; Bern, Switzerland) |
| FKS➣Fréjus Kite Surf (French kitesurfing association) |
| FKS➣Fraksi Keadilan Sejahtera (Indonesian: Keadilan Sejahtera Party) |
| FKS➣Formalin-Killed Spherules |
| FKS➣Fudbalski Klub Sarajevo (Football Club Sarajevo, Bosnia and Herzegovina) |
| FKS➣Foster Kennedy Syndrome |
| FKS➣Freed Kamaiya Society (est. 2002; Nepal) |