Pacific Northwest slang, traditional Puget Sound area, Eastern Washington, Oregon. A party. From Chinook Jargon "potlach", to give, a gift, an event where many gifts were given.
We're having a potlatch this weekend, adults only.
by Nadja Adolf August 28, 2003
Gay Indian pow-wow dance. Involves animal rape and drunken squaws.
"Eh! Cheif FlowingWater, lets goto da Potlatch!"
by BakedGoods February 11, 2003