Daisy Chain - sexual activity when several people are stimulating each other simultaneously, similar to a train.
Deep Throat - a special type of blowjob that involves swallowing a partner’s penis up to the base. Successful deep throat requires the giver to suppress their gag reflex and open up their throat while developing a rhythm so they can breathe comfortably. Several adult products help suppress the gag reflex.
Desensitizing Agent - frequently used in creams or sprays that promise to delay ejaculation or orgasm. The agent, Benzocaine is one of the most commonly used, is applied directly to the erogenous zone and is used to slightly numb the nerves - making it harder than usual for the person to reach orgasm. Often used by men interested in lasting longer during sex.
Dial - used to select the speed of vibrators and some sex toys. The dial is usually set into the base and the user rotates to select any speed from low to high.
Dildo - a sex toy meant for vaginal or anal penetration made to closely resemble a penis, often used interchangeably with the word dong. Dildos are more realistic than dongs.
Doggy-style Sex - a sexual position where the recipient is bending over facing away from their partner and looking downward.
Dolphin - a special type of vibrator that features one large tickler for clitoral simulation unlike rabbit vibrators which have two ticklers.
Dominant - the person who is in charge in BDSM-style relationship, often called master or mistress.
Dong - a sex toy meant for anal or vaginal penetration, often used interchangeably with the word dildo. Dongs are less realistic than dildos.
Double Dong - a special type of dong measuring between 12 and 30 inches long featuring a head at both ends so two partners can use it at the same time, a synonym for double header.
Double Header - a larger-than-average dong meant to be used by two people at the same time, a synonym for double dong.
Double Penetration - position when a woman has a penis or sex toy in her vagina and anus at the same time.
DP - abbreviation for double penetration, position when a woman has a penis or sex toy in her vagina and anus at the same time.
Dry Hump - thrusting that mimics sex without actual penetration. Partners often leave their underwear or other clothes on throughout.
Dual-action Vibrator - a vibrator designed to stimulate different erogenous zones at the same time. Rabbit vibrators, for instance, have a tickler to tease the clitoris while a separate vibrator provides stimulation in the shaft during penetration.
Dungeon - a special room meant for BDSM, often includes chains, restraints and other bondage-related items.
Eagle Wings - When the woman is in a position where her legs are spread wide, usually during oral sex.
Egg Vibrators - these specialty vibrators are roughly the size of large eggs and usually come with a remote control to regulate speed and store the batteries. While egg vibrators can be inserted and used for stimulation, they are most often used to enhance other sex toys like love dolls and some cock rings.
Ejaculation - When a man expels semen from his penis during an orgasm.
Erection Ring - a snug-fitting ring that fits around a penis to maintain the erection and delay ejaculation, see cock ring.
Erogenous Zone - a highly sensitive area that can be stimulated to bring about sexual pleasure. The nipples, clitoris and penis are common erogenous zones.
Erotica - Sexually exciting material - movies, stories or art. Normally used in as a positive reference to sex.
Exchanging DNA - slang for sexual intercourse.
Extensions - special sex toys designed to fit around the tip of the penis to provide extra length and girth. Most extensions fit around the penis the top of the penis like a condom.
Face Sitting - adult movie slang for when a woman who is receiving oral sex kneels directly over her partner’s mouth.
Facial - when a male ejaculates on his partner’s face and mouth.
Falsies - pads worn in bras or other clothing to conceal a woman’s nipples while also making her breasts appear larger.
Features - a type of adult movie that mixes plot elements and a storyline along with sex.
Fellatio - the term used to describe giving oral sex to a man.
Femme - a person who posses the traditional feminine appearance and behaviors. Often used in the gay and lesbian community.
Fetish - an intense focus or interest in a specific activity, object or body part. Many fetishes center on activities that are considered unusual in mainstream society.
Fetish Clothing - elaborate outfits and costumes including leather, vinyl, schoolgirl outfits, high heels and anything else that is used in role playing, BDSM, or to help act out a specific sexual fantasy or desire.
Finger-banging - swiftly thrusting one or more fingers in and out of the vagina or anus to simulate sex.
Fingering - using one or more fingers for anal or vaginal penetration.
Fluffer - person on adult movie set responsible for making sure that the male talent maintains an erection throughout the filming.
Foot Job - using one’s feet to stroke and stimulate your partner’s genital area. Usually involves a woman rubbing her feet over a penis.
Foot Worship - unusual attention to the feet including kissing, sucking on toes and other similar practices.
Foreplay - sexual acts that occur before sex, including kissing, genital play and fondling.
Foursome - sex with four partners.
Fresh Face - adult movie slang for a young, amateur star.
Friends with benefits - two people who are currently friends that have sex with each other on a casual basis.