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fuel

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noun British English pronunciation: fuel /ˈfjuːəl/ 
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singularfuel
pluralfuels
  1. 1
    [countable/uncountable] a substance such as oil, gas, coal, or wood that produces heat or power when it is burned. Coal and wood are sometimes called solid fuel

    Drivers are being encouraged to save fuel.

    a shortage of food and fuel

    1. a.
      [uncountable] petrol or diesel used in vehicles

      The stolen car was abandoned when it ran out of fuel.

      a car that runs on unleaded fuel

    2. b.
      [only before noun] used as fuel, or relating to fuel

      fuel oil

      fuel consumption

      fuel tank/pump/gauge

  2. 2
    [uncountable] mainly journalism something that someone can use to support their argument
    fuel to/for:

    Their support gives fuel to the criticism that the government is moving to the right.

    add fuel to something (=make people argue more):

    Reports from Manila only added fuel to the controversy.

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