| Abbreviation | Definition |
|---|---|
| MSPG | Mor Strioch Pian Gar |
| MTAF | Message To All Friends |
| MUD | Multi-User Dimensional |
| MUGS | Multi-User Games System |
| MUGU | Multi User Game Unit |
| MULE | Mobile Utility Lunar Excavator |
| MVG | Miami Valley Gaming |
| MVG | Most Valuable Gaming |
| MVGC | Mohawk Valley Gaming Club |
| MW3 | Modern Warfare 3 |
| MWB | Must Win Battle |
| MWLG | Modern Work Life and Gaming |
| N | Ninja |
| n1 | number 1 |
| NADG | New Age Dev Gaming |
| NAGI | New Adventure Game Interpreter |
| NAM | Network Addon Mod |
| NAR | Non-Anime Related |
| NASF | Nazi Assault Special Forces |
| NASL | North American Star League |