| Acronym | Definition |
|---|
| MN | Minnesota (US postal abbreviation) |
| MN | Main |
| MN | Mobile Node |
| MN | Minute |
| MN | Model Number (manufacturer code) |
| MN | Monaco |
| MN | Minor (AT&T) |
| MN | Mongolia (ISO country code, top level domain) |
| MN | Midnight |
| MN | Music News |
| MN | Montenegro (Yugoslavia) |
| MN | Manganese |
| MN | Master of Nursing |
| MN | Multinational |
| MN | Mach Number (aviation) |
| MN | Mobile Network |
| MN | Median Nerve |
| MN | Main Library |
| MN | Mata Nui (Lego) |
| MN | Motor Neuron |
| MN | Merchant Navy |
| MN | Majjhima Nikaya (religious study) |
| MN | Magnetic North |
| MN | Micronuclei |
| MN | Me Neither |
| MN | Mass Number |
| MN | Moscow News (Moscow, Russia newspaper) |
| MN | Millard North (Omaha, NE high school) |
| MN | Maruha Nichiro (Japan) |
| MN | Mineman (US Navy) |
| MN | MuggleNet (Harry Potter) |
| MN | Mantova, Lombardia (Italian province) |
| MN | Market Neutral (investment method) |
| MN | Managed Node |
| MN | Mononuclear Leukocytes |
| MN | Mega Newton (force) |
| MN | Very High Frequency Voice Radio (US Navy) |
| MN | Matched Nodes (Nortel) |
| MN | Maintenance Node |
| MN | Materiel Need |
| MN | (USN Rating) Mineman |