GM

GM or Gm may refer to:

Companies

• General Motors, US automobile manufacturing company
• General Mills, US food manufacturing company
• Gunn & Moore, UK sports equipment company

Gaming

• RGM-79 GM, a mobile suit series in the video game Mobile Suit Gundam
• Gamemaster or Game Master, a person officiating in a multiplayer role-playing game
• Grandmaster (chess)
• G.M. The Independent Fantasy Roleplaying Magazine

Places

• The Gambia's ISO 3166 code
• Germany's FIPS 10-4 country code

Science and measurement

• Geiger–Müller tube or G-M tube, a type of radiation detector
• Genetic modification or Genetically Modified, manipulation of an organism's genome
• Gigametre or gigameter (Gm), one billion metres
• Silty gravel, in the Unified Soil Classification System
• Standard gravitational parameter $\mu =GM\$
• Metacentric height, related to ship stability
• Transconductance, an electronic component parameter

Other uses

• Gm (digraph)
• GM chassis or Gusenichnaya Machina, a Russian tracked vehicle chassis
• General manager
• General MIDI, a standardized specification for music synthesizers
• Genital mutilation
• George Medal, a UK civil decoration for acts of great bravery
• Gold master, a version of software to be distributed to customers, i.e. ready for release to manufacturing
• Good Morning
• Gunner's mate, a US Navy rating

See also

• GM1, a ganglioside in brain biochemistry
• Gram, a unit of mass, usually abbreviated "g" rather than "gm"