| Abbreviation | Definition |
|---|---|
| MB | Paradox Memo field values for database |
| MB1 | Game data (Apogee Monster Bash) |
| MBFAVS | 24bit AVS X image file Bitmap graphics |
| MBFAVS | Bitmap graphics (AVS X image file) |
| MBFX | 24bit AVS X image file Bitmap graphics |
| MBFX | Bitmap graphics (AVS X image file) |
| MBK | Multiple index file backup (dBASE IV) |
| MBM | Multi- Bitmap file (EPOC) |
| MBX | Mailbox (Eudora/Zerberus) |
| MC | M3CG intermediate language file (Modula-3) |
| MC | Manual Chapter (NRC Inspection Manual) |
| MC$ | Magic Xchange package (Magic Cap file archive) |
| MCC | Dialer10 calling card |
| MCC | MathCad Configuration file |
| MCC | Shortcut to MSN (Windows 95) |
| MCD | MathCAD Document |
| MCF | Font file (Mathcad) |
| MCF | Graphics (Hotsauce) |
| MCF | Hotsauce Graphics file |
| MCF | MATHCAD Font file |