1 definition by Nouveau Bitch

Top Definition
Any group of hipsters hanging out together numbering four or more.
(1) The dance floor at the Class Actress show was vacant, save for a modest Portland gangbang.

(2) I wanted to check out the new jeans at Urban Outfitters today, but the women's section was a total Portland gangbang.
by Nouveau Bitch October 16, 2011

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