"Gay group sex" refers to a pornographic video involving multiple participants engaging in sexual activities with each other, specifically between individuals who identify as men. The term "gay" here highlights that the participants are attracted to and involved with members of their own gender. This type of content usually features explicit sexual interactions such as oral sex, rimming, penetration with fingers or toys, and various positions during anal or oral intercourse among the group. It caters to an adult audience interested in gay erotica and male-on-male action.