Home › Words › U › umpquaumpquaumpqua means an umbrella group of several distinct tribal entities of Native Americans of the Umpqua Basin in present-day south central Oregon, United States.Among words judged in Lexicurio's Arena, umpqua ranks #719 of 42,747 for Qualifying.EtymologyFrom a Tolowa term meaning either "a place along the river", or "thundering water" or "dancing water".nounAn umbrella group of several distinct tribal entities of Native Americans of the Umpqua Basin in present-day south central Oregon, United States.Definitions & examples from Wiktionary (CC BY-SA 3.0).