| Acronym | Definition |
|---|
| MRCU➣Midwest Regional Credit Union (Kansas) |
| MRCU➣Modell Rennsport Club Unterland (German: Lowlands Model Racing Club; Switzerland) |
| MRCU➣Mosquito Research and Control Unit |
| MRCU➣Maintenance and Rehabilitation Coordination Unit (World Bank) |
| MRCU➣Mobile Respite Care Unit (Episcopal Church) |