Business and industry

• General manager
  General manager
  General manager is a descriptive term for certain executives in a business operation. It is also a formal title held by some business executives, most commonly in the hospitality industry.-Generic usage:...
  
  
• General merchandise
• General Mills
  General Mills
  General Mills, Inc. is an American Fortune 500 corporation, primarily concerned with food products, which is headquartered in Golden Valley, Minnesota, a suburb of Minneapolis. The company markets many well-known brands, such as Betty Crocker, Yoplait, Colombo, Totinos, Jeno's, Pillsbury, Green...
  
  
• General Motors
  General Motors
  General Motors Company , commonly known as GM, formerly incorporated as General Motors Corporation, is an American multinational automotive corporation headquartered in Detroit, Michigan and the world's second-largest automaker in 2010...
  
  , an automobile manufacturing company
• Gold Master, an original recording from which copies may be made
• Gross margin
  Gross margin
  Gross margin is the difference between revenue and cost before accounting for certain other costs...
  
  , profit as a percentage of sales price
• GM chassis
  GM chassis
  thumb|300px|[[Tor missile system]] on GM-5955 chassis.GM is a series of tracked vehicle chassis. Generally, the series is produced by Metrovagonmash , part of the Transmashholding since 2002...
  
   or Gusenichnaya Machina, a tracked vehicle chassis
• Gunn & Moore
  Gunn & Moore
  Gunn & Moore, commonly shortened to GM, is a sports equipment and apparel company based in Colwick, Nottinghamshire, that specialises in cricket...
  
  , a sports equipment and apparel company

Science & measurement

• Gigametre
  Gigametre
  A gigametre is a unit of length in the metric system, equal to one billion meters, the SI base unit of length, hence to 1,000,000 km or approximately 621,370 miles....
  
  , an SI unit of length equal to one billion metres
• Geiger-Müller counter or Geiger counter, a device for measuring ionizing radiation
• GM, the Unified Soil Classification System
  Unified Soil Classification System
  The Unified Soil Classification System is a soil classification system used in engineering and geology to describe the texture and grain size of a soil. The classification system can be applied to most unconsolidated materials, and is represented by a two-letter symbol...
  
   symbol for silty gravel
• Metacentric height
  Metacentric height
  The metacentric height is a measurement of the static stability of a floating body. It is calculated as the distance between the centre of gravity of a ship and its metacentre . A larger metacentric height implies greater stability against overturning...
  
  , a characteristic of a ship primarily determining its stability in the water
• Transconductance
  Transconductance
  Transconductance, also known as mutual conductance, is a property of certain electronic components. Conductance is the reciprocal of resistance; transconductance, meanwhile, is the ratio of the current change at the output port to the voltage change at the input port. It is written as gm...
  
  , a property of certain electronic components.

Other uses

• RGM-79 GM
  RGM-79 GM
  The , supposedly an acronym of Gundam Mass-production type, is the mass-produced version of the RX-78 Gundam. Though many variants were produced over the years, the RGM-79 GM was the Federation's first true mass-produced mobile suit...
  
  , a mobile suit series in Mobile Suit Gundam
• Grandmaster (chess)
• General MIDI
  General MIDI
  General MIDI or GM is a standardized specification for music synthesizers that respond to MIDI messages. GM was developed by the MIDI Manufacturers Association and the Japan MIDI Standards Committee and first published in 1991...
  
  , a standardized specification for music synthesizers
• George Medal
  George Medal
  The George Medal is the second level civil decoration of the United Kingdom and Commonwealth.The GM was instituted on 24 September 1940 by King George VI. At this time, during the height of The Blitz, there was a strong desire to reward the many acts of civilian courage...
  
  , UK civil decoration for acts of great bravery
• Gunner's Mate
  Gunner's Mate
  The United States Navy occupational rating of gunner's mate also known as gunsmens mate is a designation given by the Bureau of Naval Personnel to enlisted sailors who either satisfactorily complete initial Gunner's Mate "A" school training, or who "strike" for the rating as a deck seaman by...
  
  , a rank of the U.S. Navy