An orgy, especially a sexual one.
Protecting gang turf, especially when dealing drugs or other black market objects.
A gang fight.
Sexual intercourse involving more than two persons, especially with a high proportion of men.
The act of a street gang attacking random people on the streets and/or committing gang crimes.
Gang rape.
To belong to a gang; to commit criminal acts as part of a gang.
To beat one or a smaller amount of people as a gang.
To participate in a gangbang.