| NMN | Na Meji Nevidnega
| Others |
| NMN | Naked Megakaryocyte Nuclei
| Others |
| NMN | Name Middle Name
| Others |
| NMN | National Motorways Network
| Others |
| NMN | Neurotic Materialistic Narcissist
| Others |
| NMN | Never Mind Now
| Others |
| NMN | New Member of NYLA
| Others |
| NMN | New Members of NYLA
| Others |
| NMN | Nickel Molybdenum Nickel
| Others |
| NMN | Nicotinamide Mononucleotide and NR
| Others |
| NMN | Nicotinamide Mononucleotide NMN
| Others |
| NMN | No Means No
| Others |
| NMN | No Medics Necessary
| Others |
| NMN | No Middle Name
| Others |
| NMN | No More Names
| Others |
| NMN | No More Narcissism
| Others |
| NMN | Noise Masking Noise
| Others |
| NMN | Nomane, Papua New Guinea
| Others |
| NMN | Northeast Machinery Network
| Others |