n. Vulgar Slang Sexual intercourse, often rape, involving one person or victim and several others who have relations with that person in rapid succession.n. Vulgar Slang Sexual intercourse involving several people who select and change partners.verb-intransitive. Vulgar Slang To participate as an aggressor in a gangbang.verb-intransitive. Slang To participate in violent gang-related activities.v. Vulgar Slang To subject to a gangbang.