| Acronym | Definition |
|---|
| MWB | Mijnwoordenboek (Dutch: My Dictionary) |
| MWB | Medium Wheel Base |
| MWB | Mid Wheel Base |
| MWB | Malwarebyte (software) |
| MWB | Man with Beard |
| MWB | Men with Balls |
| MWB | Medium Wheel Base (automotive) |
| MWB | Minimum Wage Board (various locations) |
| MWB | Mission Without Borders (Christian humanitarian organization) |
| MWB | Metropolitan Water Board |
| MWB | Marketing Working Budget (various companies) |
| MWB | Minority and Women Owned Business |
| MWB | Must Win Battle |
| MWB | Motor Whaleboat |
| MWB | Maximum Window Burp |
| MWB | Marine Whaleboat |
| MWB | Mean Wet-Bulb (temperature) |
| MWB | Milkweed Bug |
| MWB | Ministries Without Borders |
| MWB | Most Wanted American Bullies (kennel; New Mexico) |
| MWB | Major Work Behaviors (psychology) |