cloudburst

from WordNet (r) 3.0 (2006)
cloudburst
    n 1: a heavy rain [syn: {downpour}, {cloudburst}, {deluge},
         {waterspout}, {torrent}, {pelter}, {soaker}]
    
from The Collaborative International Dictionary of English v.0.48
Cloud-burst \Cloud"-burst`\, n.
   A sudden copious rainfall, as if the whole cloud had been
   precipitated at once.
   [1913 Webster]
    
from Moby Thesaurus II by Grady Ward, 1.0
22 Moby Thesaurus words for "cloudburst":
      brash, burst of rain, deluge, downfall, downflow, downpour,
      drencher, flood, gushing rain, heavy rain, plash, pour, rainburst,
      rainspout, rainstorm, scud, soaker, soaking rain, spate, spout,
      torrent of rain, waterspout

    

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