GM
GM or Gm may refer to:

Companies
General Motors, US automobile manufacturing company which was founded in 1908
Motors Liquidation Company, the US automobile manufacturing company known as General Motors Corporation from 1916 to 2009
General Mills, US food manufacturing company
Gunn & Moore, UK sports equipment company

Places
The Gambia, by ISO 3166 code
Germany, by FIPS 10-4 country code
Greater Manchester, England

Sports and 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)
Grandmaster (martial arts)
GM (magazine)

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 
  
    
      
        μ
        =
        G
        M
         
      
    
    {\displaystyle \mu =GM\ }
  
Metacentric height, related to ship stability
Transconductance, an electronic component parameter
GM, unit of cross section named after Maria Goeppert Mayer

Other uses
Gm (digraph)
GM chassis or Gusenichnaya Machina, a Russian tracked vehicle chassis
G minor, chords and scale
General manager
General MIDI, a standardized specification for music synthesizers
Genital mutilation
George Medal, a UK, primarily 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
Google Maps
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"
Grandmaster (disambiguation)
All pages with titles beginning with Gm

All pages with titles beginning with GM
All pages with titles containing GM
MG (disambiguation)
G (disambiguation)
M (disambiguation)