Definition of "Kazak" :

noun: the Turkic language spoken by the Kazak

noun: a landlocked republic to the south of Russia and to the northeast of the Caspian Sea; the original Turkic-speaking inhabitants were overrun by Mongols in the 13th century; an Asian soviet from 1936 to 1991

noun: a Muslim who is a member of a Turkic people of western Asia (especially in Kazakstan)