| Acronym | Meaning |
| MCB | Maintenance Control Board |
| MCB | Malaysian Cocoa Board |
| MCB | Manage Civilians to Budget |
| MCB | Managing Civilian Workforce to Budget |
| MCB | Marine Corps Base |
| MCB | Massachusetts Commission for the Blind |
| MCB | Minimum Consumption Basket |
| MCB | Minton-Capehart Building (Indianapolis) |
| MCB | Mobile Construction Battalion |
| MCB | Mobility Concept Briefing |
| MCB | Movement Control Battalion |