storm cloud

See also: storm-cloud and stormcloud

English

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Noun

storm cloud (plural storm clouds)

  1. (meteorology) A dark and ominous cloud that appears to indicate a coming storm.
    Synonyms: cumulonimbus, thundercloud
    • 2023 March 8, Christian Wolmar, “Labour passes up the chance to deliver a forceful rail policy”, in RAIL, number 978, page 35:
      Uncertainty hangs over the industry like a storm cloud on a summer's day, preventing long-term planning and investment.

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