Definition of calves:
(n) :
A young cow or bull of any bovid, such as domestic cattle or buffalo.
(n) :
The young of various animals, especially elephant, giraffe, reindeer, seal, or whale (also indiscriminately used of other animals).
(n) :
(anatomy) The back of the leg below the knee.
(n) :
The muscle in the back of the leg below the knee.
(n) :
Leather made of the skin of domestic calves; especially, a fine, light-coloured leather used in bookbinding.
(n) :
(informal, dated) An awkward or silly boy or young man; any silly person; a dolt.