- any aquatic North American salamander of the genus Necturus, esp N. maculosus, having red feathery external gills and other persistent larval features: family Proteidae
WordReference Random House Unabridged Dictionary of American English © 2020
mud•pup•py (mud′pup′ē),USA pronunciation n., pl. -pies.
- Reptilesany of several often large, aquatic salamanders of the genus Necturus, of eastern North America, having bushy, red gills and well-developed limbs.
- Reptilesany of several North American salamanders of the genus Ambystoma.
- mud + puppy 1880–85, American.
Collins Concise English Dictionary © HarperCollins Publishers::
mud puppy n
'mudpuppy' also found in these entries (note: many are not synonyms or translations):