Meaning of gangbang

gang•bang

Pronunciation: (gang'bang"), [key]
— Slang (vulgar) Slang (vulgar).
—n.
  1. often forcible sexual intercourse engaged in by several persons successively with one passive partner.
—v.i.
  1. to participate in such an activity.
—v.t.
  1. to subject to a gangbang.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.