| Term | Full Form | Category |
|---|---|---|
| FBNF | Fallen But Not Forgotten | Others |
| FBNF | Filmed But Not Forgotten | Others |
| FBNF | Florida Birding and Nature Festival | Others |
| FBNF | Franco Brazilian Negotiations Fellowship | Others |
| FBNF | Free Belt Nip Fusing | Others |
| FBNF | Fully Baked Non Frozen | Others |