| Abbreviation | Definition |
|---|---|
| NME | Nasty Metallic Enforcer |
| NMFS | No More Frigging Salmon |
| NMFS | Not Managing Fisheries Sucessfully |
| NMK | Not My Kitchen |
| NMR | No More Radiologists |
| NMS | Not Matt's Scripts |
| NMTB | Never Mind the Buzzcocks |
| NMU | No More Underwear |
| NMU | Not Much University |
| NMU | Not Much; You? |
| NN | Nightmare Ninjas |
| NND | Not Now Darling |
| NNO | A Nerd's Night Out |
| NNP | No Nit Policy |
| NNTD | National No Talk Day |
| NO | Next Opportunity |
| NOAA | No Organization At All |
| NOAM | No Other Amazing Man |
| NOH | No One Home |
| NOLO | No One Lives Once |