Blowhole Definition
 blōhōl 
  blowholes
  
    noun
  
 
    blowholes
  
A nostril in the top of the head of whales and certain other cetaceans, through which they breathe.
 Webster's New World 
A hole in the ice to which seals, whales, etc. come to get air.
 Webster's New World 
A hole through which gas or air can escape, esp. in lava.
 Webster's New World 
A vertical opening or chimney in the roof of a sea cave through which air and water are forced by the action of the waves and the rising tides.
 Webster's New World 
A flaw in cast metal caused by an air or gas bubble.
 Webster's New World 
Other Word Forms of Blowhole
Noun
Singular:
 blowholePlural:
 blowholesBlowhole Is Also Mentioned In
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