Definition of whiptails:
(n) :
Any of many New World lizards, of the family Teiidae, that have long, slender tails.
(n) :
A fish, blue grenadier (Macruronus novaezelandiae).
(n) :
A catfish of species Dasyloricaria filamentosa.
(n) :
A pretty-faced wallaby (Macropus parryi).
(n) :
(uncountable) A leaf-distorting disorder in the cauliflower, caused by molybdenum deficiency.