| Acronym | Definition |
|---|
| KFS | Klamath Falls (Amtrak station code; Klamath Falls, OR) |
| KFS | King Features Syndicate (Hearst Corporation) |
| KFS | Kenya Forest Service (Kenya) |
| KFS | Field-Saturated Hydraulic Conductivity |
| KFS | Knife, Fork, Spoon (piece of military kit carried on web belt) |
| KFS | Klippel-Feil Syndrome |
| KFS | Dumbfounded |
| KFS | Key Factor for Success |
| KFS | Korea Foreign School (South Korea) |
| KFS | Korea Forest Service (Daejeon City, South Korea) |
| KFS | Kalamazoo Film Society (Kalamazoo, MI) |
| KFS | Kanagawa Freedom Singers (Japan) |
| KFS | Keane Federal Systems, Inc. |
| KFS | Kernel File System |
| KFS | Kaiser-Friedrich-Straße |