wangan noun3 •(US) A boat for conveying provisions, tools, and so forth.Wanigan or wangan was the Indian name for boathouse or houseboat, and the wanigans, carrying the cook shacks and supplies, floated down the rivers when the pioneer log drives were underway. — 1942 •(US) Any location or cache of equipment, such as a camp, building, or chest of supplies or tools. •(US) The company store debt of a lumberman. formswangans