Group sex

sexual behavior involving more than two participants

thumb|A Bacchanalian Revel Before a Term, [[Nicolas Poussin, 1632–1633]]

thumb|Threesome involving two men and a woman

group sexual practice

thumb|300x300px|Illustration of an orgy from De figuris Veneris by [[Édouard-Henri Avril]]An orgy is a sex party where guests freely engage in open and unrestrained sexual activity or group sex.

sexual activity in which one person is the central focus of the sexual activity of several people

romantic relationship with three partners

sex position in which a person is penetrated both vaginally and anally by two men

slang for masturbation of a male group in a circle; figuratively, slang for an excessively self-congratulatory group

commercial space where men engage in sex with other men

2011 single by the Lonely Island, Justin Timberlake, and Lady Gaga

thumb|upright|1782 cartoon by James Gillray, depicting Sir Richard Worsley helping George Bisset view his wife, [[Seymour Fleming, naked in a bath-house. The caption reads: "Sir Richard Worse-than-Sly / Exposing his Wifes Bottom; – O fye!"]] Candaulism, also called candaulesism, is a paraphilic sexual practice or fantasy in which one person exposes their naked partner, or images of their naked partner, to other people for their voyeuristic pleasure or the pleasure of their partner. Candaulism is associated with voyeurism and exhibitionism.

sexual act

Swingtown is an American drama television series created by Mike Kelley as a summer replacement series for CBS aired from June 5 to September 5, 2008. The show is a historical relationship drama about the impact of sexual and social liberation in 1970s American suburban households, with story arcs involving open marriages and key parties.

2013 single by Panic! at the Disco

seeking of a third partner by a couple