Archived from the original on 7 October The English word masturbation was introduced in the 18th century, based on the Latin verb masturbarialongside the slightly earlier onanism. The facility at a sperm bank used for this purpose is known as a masturbatorium US or men's production room UK. Retrieved 15 January It may also involve touching, rubbing, or pinching the nipples or other erogenous zones while masturbating. Retrieved 30 March The first of these was based on limited quantitative questions relating to masturbation.
The shaft skin can also be slid back and forth with just the index finger and thumb wrapped around the penis.
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One of the hottest vids I've personally ever seen. The first of these was based on limited quantitative questions relating to masturbation. Standing up, a chair, the corner of an item of furniture, or even a washing machine can be used to stimulate the clitoris through the labia and clothing. The child may be overstimulated and in need of soothing, or understimulated and bored. Is there any way that masturbation can cause harm? Retrieved 1 July Archived copy as title Webarchive template archiveis links Wikipedia pages semi-protected against vandalism Use dmy dates from August All articles with unsourced statements Articles with unsourced statements from February Articles with limited geographic scope from January Articles with multiple maintenance issues All articles with specifically marked weasel-worded phrases Articles with specifically marked weasel-worded phrases from January All articles lacking reliable references Articles lacking reliable references from June Articles with unsourced statements from May All articles with failed verification Articles with failed verification from August Wikipedia articles in need of updating from August All Wikipedia articles in need of updating Wikipedia articles with BNF identifiers Wikipedia articles with GND identifiers.