afterglow - n. 
The good feeling experienced after sex, especially the feeling of a woman after an orgasm.

I screamed as we both climaxed, then he held me close and all we could do was breathe. Time passed in the glorious afterglow, then we pulled our bodies apart, just holding hands and grinning like maniacs.- Star Wars Fan Fiction

Altoids - n.
Brand name of a breath mint, said to provide extra pleasure when used by a person giving FELLATIO.

She also showed him an email describing the effect of chewing Altoid mints before performing oral sex. Ms. Lewinsky was chewing Altoids at the time, but the President replied that he did not have enough time for oral sex. - Starr Report

anal beads - n.
A string of beads inserted into the ANUS and often pulled out during ORGASM.

Anal beads resemble a string of pearls or beads - very large beads - which are meant to be inserted into the anal cavity.

anal sex - n. 
Sex involving the insertion of the penis or some other body part or object into the anus.

All kinds of lube are used for anal sex, from spit to Vaseline to high-tech silicone-based lubes. We'd strongly recommend spending a little money to get a high quality water-based lubricant.

angry dragon - n.
Ejaculating in someone's mouth and then hitting them in the back of the head, forcing the cum out of their nose so that they look like an angry dragon breathing fire.

analingus, anilingus - n. 
Oral sex performed on the anus. See also RIMMING.

Cleanliness is even more of a issue with analingus than with traditional oral sex.

anorgasmic - adj.
Incapable of having an ORGASM.

anus - n.
The opening between the buttocks through which you shit and can have ANAL SEX. The "ass hole".

autofellatio - n.
For a man to perform oral sex on himself, putting his penis in his own mouth.

Many will remember Scott for his prodigious autofellatio-friendly penis and his impish good looks. - POZ

Autofellatio is a yet less-common and more unlikely feat than fisting, and it requires certain inborn anatomical peculiarities – if you ain't got it 'em, you ain't gonna get anywhere. Got a pen? OK, take this down: You will need a short torso, a longish dick, and a very flexible spine.

autoerotic strangulation - n.
Suffocating oneself via strangulation for sexual stimulation, especially to increase the intensity of orgasm. A dangerous practice that sometimes results in death.

Nearly all reported autoerotic strangulation deaths to date involve men.

autoerotic asphyxiation - n.
AUTOEROTIC STRANGULATION.

Of the various types of abnormal sexual behavior, or "paraphilias" as defined by medicine, probably the most bizarre and dangerous is autoerotic asphyxiation, also known as sexual hanging. Autoerotic asphyxia is the practice of inducing cerebral anoxia, usually by means of self-applied ligatures or suffocating devices, while the individual masturbates to orgasm. personal home page