An individual act of debauchery.
An orgy.
To debase (something); to lower the value of (something).
To indulge in revelry.
To morally corrupt (someone); to seduce.
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.