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:
Sexual arousal from being in high places.
Slang for wild, unusual or vigorous sexual activity
Bondage using rows of strings
Arousal from watching others smoke.
A description of a person or action that possesses feminine characteristics.
Organized groups of children being sexually exploited by one or more adults
A sexual encounter during lunch hour.
A sexual practice that is considered to be contrary to common decency or "off limits" in a particular society.
Sex with one's mother