Threesome can also refer to a love triangle, gay boy porn a three-way romantic relationship. Pornography may be presented in a variety of media, including books, magazines, postcards, photographs, sculpture, drawing, painting, animation, sound recording, film, video, and video games. Double penetration of the vagina, anus and mouth, can involve: Simultaneous penetration of the anus by two penises or other objects. Jerk off instruction features a performer encouraging or instructing the viewer to masturbate, often culminating in a countdown at the end of which the viewer is invited to induce orgasm. The name was coined from the title of the controversial book. The existence of such content in commercially available pornography is widely considered an urban legend. Throughout history, women have not had the same freedom or independence to pursue homosexual relationships as men, but neither have they met the same harsh punishment as homosexual men in some societies. Female dominance refers to BDSM relationships and BDSM scenes in which the dominant partner is female. Cuckolding can also be mixed with other non-monogamous relationship arrangements with which it has substantial overlap such as Swinging, wife-swapping, open relationships, and polyamory, etc. The term combines elements of the Freudian psychoanalytic fetish and the Marxist commodity fetish, and is used in the context of British, Spanish and French colonialism and imperialism and their aftereffects. Transsexual porn star Wendy Williams has stated hentai movies that transsexual Porn is classified as Straight Specialty. Rainbow party A rainbow party is an urban legend spread from the early 2000s. For momsex example, in Australia it is rated Refused Classification . Bisexual pornography is a genre of pornography which most typically depicts one woman and two men who all perform sex acts on each other. Content featuring male bisexuality has been a growing trend since the advent of internet pornography. Solo performances in gay pornography have been described in 1985 as either or both active and/or passive , whereas female solo performances are said to be exclusively passive .