Calf

the young of the domestic cow or other bovine animal.
the young of certain other mammals, as the elephant, seal, and whale.
calfskin leather.
Informal. an awkward, silly boy or man.
a mass of ice detached from a glacier, iceberg, or floe.
in calf, (of a cow or other animal having calves) pregnant.
kill the fatted calf, to prepare an elaborate feast in welcome or celebration.
the fleshy part of the back of the human leg below the knee.
Contemporary Examples

Georgia Crackdown Threatens U.S. Ties Eli Lake November 28, 2012
Marilyn Minter’s Dirty World Isabel Wilkinson October 21, 2009
Borana Joins the Fight to Save Kenya’s Rhinos…and Wants You to Help Too Joanna Eede February 17, 2014
Borana Joins the Fight to Save Kenya’s Rhinos…and Wants You to Help Too Joanna Eede February 17, 2014
Moving In With Mom, Dad and God Marisa Meltzer October 26, 2009

Historical Examples

The Pink Fairy Book Various
Directions for Cookery, in its Various Branches Eliza Leslie
Notes & Queries No. 29, Saturday, May 18, 1850 Various
Punch or the London Charivari, Vol. 147, July 8, 1914 Various
Jack, the Young Ranchman George Bird Grinnell

noun (pl) calves
the young of cattle, esp domestic cattle related adjective vituline
the young of certain other mammals, such as the buffalo, elephant, giraffe, and whale
a large piece of floating ice detached from an iceberg, etc
kill the fatted calf, to celebrate lavishly, esp as a welcome
another name for calfskin
noun (pl) calves
the thick fleshy part of the back of the leg between the ankle and the knee related adjective sural
n.

see:

kill the fatted calf
puppy (calf) love