FFMB
| Acronym | Definition |
|---|---|
| FFMB | Fact-Finding Mission on Bhopal (toxicity report; India) |
| FFMB | Friends of the Friendless Marching Band |
| FFMB | Fly-Fishing Merit Badge (Boy Scouts of America) |
| FFMB | Forest Fire Management Branch (Saskatchewan, Canada) |
| FFMB | Foam Front Mesh Back (hat style) |