| Acronym | Definition |
|---|
| MNPL➣Machinists Non-Partisan Political League (est. 1947) |
| MNPL➣Maximum Net Productivity Level |
| MNPL➣Marlborough Nickel Pty. Ltd. (Gladstone Pacific Nickel Limited subsidiary) |
| MNPL➣Master in Not-for-Profit Leadership (Seattle, WA) |
| MNPL➣Michael Nivison Public Library (Cloudcroft, NM) |