Meaning

noun a procession (of wagons or mules or camels) traveling together in single file

noun a camper equipped with living quarters

verb travel in a caravan

originFrom Middle French caravane, from Old French carvane, from Persian کاروان (kârvân), from Middle Persian kʾlwʾn' (kārawān), from Old Persian 𐎣𐎠𐎼 (k-a-r, “people, subjects”). The word was used to designate a group of people who were travelling by camel or horse on the Silk Road. Doublet of Kairouan.

Etymology from Wiktionary, CC BY-SA 3.0