Meaning

noun a title given to rulers or other important people in Asian countries

noun an inn in some eastern countries with a large courtyard that provides accommodation for caravans

originVia late Middle English can, chan from Old French chan, from Medieval Latin chanis, from Turkic *qan, contraction of *qaɣan. Cognate with Old Turkic 𐰴𐰍𐰣 (qaɣan), and Mongolian хаан (xaan), possibly from Rouran. Sense 1 (ruler in the Middle Ages) after Genghis Khan, from Middle Mongol ᠬᠠᠭᠠᠨ (qaɣan). Doublet of khagan.

Etymology from Wiktionary, CC BY-SA 3.0