La Vé·ren·drye 
(lä vā-räɴ-drē), Sieur de. Title of Pierre Gaultier de Varennes. 1685-1749.
(lä vā-räɴ-drē), Sieur de. Title of Pierre Gaultier de Varennes. 1685-1749. French-Canadian explorer who established a chain of trading posts in New France, thus breaking Britain's virtual monopoly on the Canadian fur trade.