any of several eel-shaped salamanders, as the amphiuma or siren.
Origin of congo snake
An Americanism dating back to 1825–35
Also called congo eel.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
an aquatic salamander, Amphiuma means, having an eel-like body with gill slits and rudimentary limbs and inhabiting still muddy waters in the southern US: family Amphiumidae
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012