ACM

ACM or A.C.M. may refer to:

Aviation

• AGM-129 ACM, 1990–2012 USAF cruise missile
• Air Chief Marshal
• Air combat manoeuvring or dogfighting
• Air cycle machine
• Arica Airport, an airport in Arica, Amazonas, Colombia (IATA: ACM)

Computing

• Asynchronous communication mechanism
• Audio Compression Manager, Microsoft Windows codec manager
• Abstract Control Model, for USB to act like a serial port
• Association for Computing Machinery

Education

• Allegany College of Maryland
• Associated Colleges of the Midwest
• Association for College Management

Music

• Academy of Contemporary Music, in Guildford, England, UK
• Academy of Country Music
• Association for Contemporary Music, in the Russian Federation

Organizations or businesses

• Alliance for Community Media
• American Ceylon Mission
• Anaconda Copper Mining Company
• Anti-Coalition Militia, anti-NATO Taliban in Afghanistan
• Anti-cult movement
• Association for Computing Machinery, an international computing research society
• Australasian Correctional Management
• Australian Community Media
• Australians for Constitutional Monarchy

Technology

• Adaptive coding and modulation in wireless communication
• Advanced case management
• Alkyl acrylate copolymer, a type of rubber
• Aluminium Composite Material, used in sandwich panels
• Automated charging machine, a public mobile device charging station

Other uses

• Another Chicago Magazine, a magazine founded by Barry Silesky
• A.C. Milan, an Italian professional soccer team
• AECOM, NYSE symbol
• Attorney–client matching
• Iraqi Arabic, ISO 639-3 language code