ACM

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

Aviation

• AGM-129 ACM, a cruise missile in service with the US Air Force 1990–2012
• Air Chief Marshal
• Air combat manoeuvring
• Air cycle machine

Computing

• Association for Computing Machinery, an international scientific and educational computing society
• Asynchronous communication mechanism
• Audio Compression Manager, a legacy audio component of Microsoft Windows
• Abstract Control Model, a USB specification for modems to act like serial ports

Education

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

Music

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

Organizations

• Alliance for Community Media
• American Ceylon Mission
• Anti-Coalition Militia, armed groups opposed to the International Security Assistance Force
• Anti-cult movement
• Australasian Correctional Management
• Australians for Constitutional Monarchy

Technology

• Adaptive coding and modulation, a term used in wireless communication
• Advanced case management
• Alkyl acrylate copolymer, a type of rubber commonly found in automotive transmissions and hoses
• Aluminium Composite Material, a type of sandwich panel
• Automated charging machine, a public mobile device charging station

Other uses

• A.C. Milan, an Italian professional soccer team
• Arnold–Chiari malformation, a malformation of the brain
• Asbestos containing materials
• Attorney–client matching
• Iraqi Arabic, ISO 639-3 language code