Definition of gas motor in US English:

gas motor

noun

  • A motor driven by the production, expansion, or combustion of gas.

noun

US
  • = gas engine.

Origin

Mid 19th century; earliest use found in Scientific American. From gas + motor<br>early 20th century; earliest use found in The Waterloo Daily Courier. From gas + motor.

Pronunciation

gas motor

/ˈɡas məʊtə/