thundercloud

See also: thunder cloud

English

Etymology

From thunder +‎ cloud.

Noun

thundercloud (plural thunderclouds)

  1. (meteorology) A large, dark cloud, usually a cumulonimbus, charged with electricity and producing thunder and lightning; a storm cloud.
  2. (by extension, figurative) Something menacing and brooding.
    the ominous thunderclouds of war

Translations