Interracial pornography typically employs ethnic and racial stereotypes in its depiction of performers and many of interracial pornographic films still include racial stereotypes, although the segregation of actors by race has diminished considerably. Contact mutual masturbation One person touching another person to masturbate. Though the term anal sex most commonly means penile-anal penetration, sources sometimes use the term anal intercourse to refer exclusively to penile-anal penetration, and anal sex to refer to any form of anal sexual activity, especially between pairings as opposed to anal masturbation. Unlike the traditional definition of the term, in fetish usage a cuckold is complicit in their partner sexual infidelity and takes masochistic sexual pleasure in it. Boot fetishism is a sexual fetish dedicated to boots. Yiff or Yiffy pornography features Furry or anthropomorphic animals anime hentai in an erotic or sexual context. The fetish centers around this fantasy portrayal. Pornography can be classified according to the physical characteristics of the participants, fetish, sexual orientation, etc., as well as the types of sexual activity featured. Fisting involves the insertion of one partner entire hand into a vagina or the anal cavity. Since at least 1973, it has also been used to refer to a sexually attractive young woman. The films were financially successful, winning AVN Awards for the best selling pornographic films of their lesbian milfs year; however the events were effectively un-officiated and the record breaking claims often misleading. The term has as its origins Frantz Fanon epidermal schema and Edward Said Orientalism. Others may also use vibrators and other gay fuck sexual devices more commonly associated with female masturbation. Bukkake pornography usually depicts numerous men having sex with one woman, with multiple, usually 10 or more, men ejaculating on the female face. In the context of consensual erotic activities, sadism and masochism are not strictly accurate terms; there is a significant difference from the medical or psychological usage of both terms.