Omorashi: The act of holding one own urine until the need to urinate is urgent, making another hold in their urine, or watching another person with an urgent need horny milfs to urinate. Although interracial pornography theoretically can apply to depictions of sexual activity between performers of any different racial groups, the term is most commonly used for heterosexual sex acts between black and white performers. The reverse of this, in which nude women interact with clothed men, is called Clothed male, naked female . A somewhat controversial ejaculation control technique is to put pressure on the perineum, about halfway between the scrotum and the anus, just before ejaculating. 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. Threesome can also refer to a love triangle, a three-way romantic lesbian hentai relationship. Bestiality is illegal in many countries. The genres of pornography are based on the type of activity featured and the category of participants, for example mateur pornography is a category of pornography that features models, actors or non-professionals performing without pay, or actors for whom this material is their only paid modeling work. Detective magazines, comic books and early fetish magazines In the early 20th century, Detective magazines covertly provided a way of publishing bondage imagery. Femdom features BDSM scenes in which the dominant partner is female. The name is a reference to gonzo journalism, in which the reporter is part of the event taking place. For circumcised males, on whom the glans is mostly or completely uncovered, gay movies this technique creates more direct contact between the hand and the glans. The concept of lesbian, to differentiate women with a shared sexual orientation, is a 20th-century construct. Clothes wetting: The person is sexually aroused by wetting one clothing or observing another person doing so.