| Term | Full Form | Category |
|---|---|---|
| MNBB | M N B Bancshares | Others |
| MNBB | Mariners NMEA Black Box | Others |
| MNBB | Mauvaises Nouvelles Blues Band | Others |
| MNBB | Medial Nerve Branch Block | Others |
| MNBB | Meinl Nino Bongo Bag | Others |
| MNBB | Monday Night Big Band | Others |
| MNBB | Motor Nerve Branch Block | Others |