| Abbreviation | Definition |
|---|---|
| MPBF | Maine Potato Blossom Festival |
| MSFF | Madrid Skate Film Festival |
| MSFF | Magnolia State Fiber Festival |
| MSFF | Manhattan Short Film Festival |
| MSFF | Miami Short Film Festival |
| MSFF | Milwaukee Short Film Festival |
| MSFF | Mountain State Forest Festival |
| MSPF | Market Street Prototyping Festival |
| MSSF | Magic Slovenian Salsa Festival |
| MTAF | Muckle Toon Adventure Festival |
| MTRF | Marlow Town Regatta and Festival |
| MUAF | Mumbai Urban Art Festival |
| MUFF | Minneapolis Underground Film Festival |
| MUFF | Montreal Underground Film Festival |
| MWF | Maryland Wine Festival |
| MWF | MILWAUKEE World Festival |
| MWFF | Montreal World Film Festival |
| MWHF | Midwest Wild Harvest Festival |
| MYFF | Mathare Youth Film Festival |
| NACF | North Atlanta Christmas Festival |