| Abbreviation | Definition |
|---|---|
| FNO | Failure's No Option |
| FNS | Fade NonStop |
| FO | Fingered Orchestra |
| FOA | Florida Orchestra Association |
| FOAD | F*** Off And Die |
| FOB | Flutes On Boats |
| FOB | Friend Of the Band |
| FOBB | Friends Of the Brown Band |
| FOFA | Friends of Oaxacan Folk Art |
| FOMA | Friends of Music and the Arts |
| FOMB | Fallout Marching Band |
| FOMB | Festifal Open Marching Band |
| FOML | From Our Music Library |
| FOML | Fundamentals of Music Literacy |
| FOMO | Friends Of Music One |
| FOND | Friends Of Neil Diamond |
| FOTB | Fall Of The Bastille (band) |
| FOTB | Flight of the Bumblebee (Music) |
| FOTB | Friends of The Bride (London indie band) |
| FOTB | Friends of Tiger Band |