a plural of cow1.
Origin of kine1
Middle English kyn, Old English cȳna, genitive plural of cū cow1
Origin of kine2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Word Origin for kine
Old English cӯna of cows, from cū cow 1
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
archaic plural of cow, a double plural (cf. children) or genitive plural of Middle English kye "cows," from Old English cy (genitive cyna), plural of cu "cow."
Online Etymology Dictionary, © 2010 Douglas Harper