MACM

AcronymDefinition
MACMMutual Assistance in Criminal Matters
MACMMaster of Arts in Christian Ministry
MACMMichigan Association of Court Mediators (Ann Arbor, Michigan)
MACMMemory Access Control Matrix
MACMMaster Chief Master At Arms
MACMMalta Association of Credit Management (est. 2001)
MACMMaine Academy of Country Music
MACMMandatory Access Control Mechanism
MACMMember of the Association of Computing Machinery
MACMMaster Chief Machine Accountant (Naval Rating)