what is cow
The definition of a cow is the female of domestic cattle and certain other mammals including whales, manatees and elephants. An example of a cow is a Hereford that is raised for beef. An example of a cow is a mother elephant. the mature female of domestic cattle (genus Bos), valued for its milk. the mature female of certain other mammals, as the buffalo, elephant, moose, whale, etc.: the male of such animals is called a bull.