khan

Short definition from Wiktionary

Noun

1. 1
   A ruler over various Turkic and Mongol peoples in the Middle Ages.
2. 2
   An Ottoman sultan.
3. 3
   A noble or man of rank in various Muslim countries of Central Asia, including Afghanistan.
4. 4
   Synonym of caravanserai (particularly in Middle Eastern contexts)
5. 5
   Synonym of fonduk (“inn or hotel in Middle Eastern contexts”).

Proper noun

1. 1
   A male given name used extensively among Muslims of South Asia.
2. 2
   A surname derived from the given name.