AAD: Airborne Assault Division
AADC: Area Air Defense Commander
AADC: Army Air Defense Command
AADC: Australian Army Dental Corps
AADCCS: Area Air Defense Command and Control System
AADEW: Attack Assessment For Directed-Energy Weapon
AADP: Area Air Defense Plan
AADS: Anti-aircraft Defense System

AAE: Army Acquisition Executive
AAEE: Aeroplane and Armament Experimental Establishment
AAF: Albanian Armed Forces
AAF: Anti Aircraft Flight

AAF: Army Airfield
AAF: Auxiliary Air Force
AAFCE: Allied Air Forces, Central Europe
AAFES: Army & Air Force Exchange Service
AAFIF: Automated Air Facilities Information File
AAFNE: Allied Air Forces Northern Europe
AAFSE: Allied Air Forces Southern Europe
AAG: army artillery group
AAG: Assistant Adjutant-General
AAGS: Air Armament & Gas School
AAH: Advanced Attack Helicopter
AAH: Australian Auxiliary Hospital
AAI: Air-to-Air Intercept
AAIFF: Air-to-Air Identification Friend or Foe
AAITS: Airmen Aircrew Initial Training school
AALC: Australian Army Legal Corps
AALD: Australian Army Legal Department

AAM: Air-to-Air Missile

AAM: Army Achievement Medal
AAMC: Australian Army Medical Corps
AAMRAM: Air-To-Air Medium-Range Missile
AAMWS: Australian Army Medical Women's Service
AANS: Advanced Air Navigation School
AANS: Australian Army Nursing Service
AAO: Air to Air Override
AAO: Analysis of the Area of Operations
AAO: Australian Army Order
AAOC: Australian Army Ordnance Corps