One of the biggest sex dictionaries you'll find on the net. 1938 terms defined, collected from many sources. Unusual sexual practices, slang, medical terms, perversions, historical facts, positions, tantra, you'll find it all here, from A to Z.
Here are some random samples:
Arousal from photographs of nudity or sex
Arousal from sinning or possibly guilt
Sexual intercourse between people before they are married.
Slang for a group of three people engaging in sex.
A paraphilia where a person is extremely aroused by large objects.
An agreement made between parties for a certain activity. Usually pertaining to sex.
Rod inserted horizontally through the glans of the penis as a form of genital piercing.
The good feeling experienced after sex, especially the feeling of a woman after an orgasm.
Slang for the vagina.
Slang for the anus or a person who is not looked upon favorably.