M&D: Medicine and Duties
MAAF: Malayan Auxiliary Air Force
MAAF: Mediterranean Allied Forces
MAC: Mediterranean Air Command
MACAF: Mediterranean Allied Coastal Air Force
MACOM: Major Command
MACP: Medic Air Command Post
MAD: Marine Acceptance Depot
MAED: Marine Aircraft Experimental Depot
MAEE: Marine Aircraft Experimental Establishment
MAEU: Marine Aircraft Experimental Unit
MAFIS: Midlands Area Flying Instructors School

MAJCOM: Major Command
MAP: Military Assistance Program
MAP: Ministry of Aircraft Production
MAP: missed approach point
MAREL: Moveable Air Reconnaissance Exploitation Unit
MARSA: Military Assumes Responsibility for Separation of Aircraft
MASFS: Midlands area School of Special Flying
MASR&CF: Malta Air Sea Rescue & Communications Flight
MATAF: Mediterranean Allied Tactical Air Forces
MATZ: Military Air Traffic Zone
MC: Military Cross
MC: Mission Capable
MC&TTS: Malta Communication & Target Towing Flight
MCA: Ministry of Civil Aviation
MCC: missile combat crew
MCC&FF: Maintenance Command Communication and Ferry Flight
MCG: Memory Controller Group
MCJTF: Maintenance Command Jet Training Flight
MCS: Metropolitan Communication Squadron
MCU: Marine Craft Unit
MCU: Mechanical Code Unit
MCU: Meteorological Conversion Unit
MCU: Mosquito Conversion Unit
MCV: Milstar Communications Vehicle
MCV: Mobile Communications Vehicle
MDA: minimum descent altitude
Me: Messerschmitt
ME: Middle East