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Meaning of mudpuppy

mud•pup•py

Pronunciation: (mud'pup"ē), [key]
— pl. -pies.
  1. any of several often large, aquatic salamanders of the genus Necturus, of eastern North America, having bushy, red gills and well-developed limbs.
  2. any of several North American salamanders of the genus Ambystoma.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.