oral sex:
A very enjoyable part of love-making, in which the mouth, lips and tongue are used to stimulate a partner's genitals. Technically it relates to the act between any permutation of the sexes, but it is most commonly used to refer to a woman going down on a man.
masturbation:
The act of touching oneself to produce a favorable feeling in the groin area. Usually accompanied by some sort of mental, visual, or audio stimulation to assist in reaching climax. [ xAskkMechaBeccax's advice column | Ask xAskkMechaBeccax A Question ]
AskSky answered Sunday August 27 2006, 6:28 pm: masturbation is Manual or other non-penetrative (penile) stimulation of oneself or a partner for sexual pleasure
Oral sex consists of all those sexual activities that involve the use of the mouth, tongue, etc., to stimulate the sex organs [ AskSky's advice column | Ask AskSky A Question ]
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