noun, plural (especially collectively) numb·fish, (especially referring to two or more kinds or species) numb·fish·es.
an electric ray, so called from its power of numbing its prey by means of electric shocks.
Origin of numbfish
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
noun plural -fish or -fishes
any of several electric rays, such as Narcine tasmaniensis (Australian numbfish)
Word Origin for numbfish
C18: so called because it numbs its victims
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