A pow-wow is a gathering of North America's Native people. The word derives from the Narragansett

Narragansett (tribe)

The Narragansett tribe are an Algonquian Native American tribe from Rhode Island. In 1983 they regained federal recognition as the Narragansett Indian Tribe of Rhode Island. In 2009, the United States Supreme Court ruled against their request that the Department of Interior take land into trust...

 word powwaw, meaning "spiritual leader". A modern pow-wow is a specific type of event where both Native American and non-Native American people meet to dance, sing, socialize, and honor American Indian culture. There is generally a dancing competition, often with significant prize money awarded.