supercow

noun

a dairy cow that produces a very high milk yield as a result of selective breeding or genetic modification

Word Origin for supercow

C20

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

Examples from the Web for supercow

Historical Examples of supercow

There were stories floating around that they enjoyed barbecued Terran even better than they did supercow and hot relish.
Lone Star Planet
Henry Beam Piper and John Joseph McGuire