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MAT: Medication Administration Technician.
MBDC: Minority Business Development Center.
MC&T: Municipal Clerks and Treasurers.
MCP: Microsoft Certified Professional.
MCSA: Microsoft Certified Systems Administrator.
MCSE: Microsoft Certified Systems Engineer.
MCTFOA: Municipal Clerks, Treasurers and Finance Officials Association.
ME: Marketing Education. See Business, Information Technology and Marketing Education.
MESA: Microcomputer Evaluation Screening Assessment.
MFE: Made for Excellence, an FFA program.
MIS: Management Information System.
MOS: Microsoft Office Specialist (formerly MOUS, Microsoft Office User Specialist).
MOU: Memorandum of Understanding.
MSA: Metropolitan Service Area.
MSS: Military Specifications and Standards.
MTA: Municipal Treasurers Association.