sultan

noun

1. 1.The holder of a secular office, formally subordinate to, but de facto the power behind the throne of, the caliph.
2. 2.A hereditary ruler in various Muslim states (sultanate), varying from petty principalities (as in Indonesia and in Yemen), often vassal of a greater ruler, to independent realms, such as Oman, Brunei, or an empire such as the Turkish Ottoman Empire.
3. 3.A variant of solitaire, played with two decks of cards.
4. 4.A breed of chicken originating in Turkey, kept primarily in gardens for ornamental reasons. See: sultan (chicken)