Wikipedia
Foreplay
In human sexual behavior, foreplay is a set of intimate psychological and physical acts between two or more people meant to create and increase sexual arousal.
Foreplay may involve various acts, such as touching, embracing, talking, and teasing (teasing, in this case, may include methods of satisfaction, such as erotic sexual denial). cambridge.org Sexual stimulation of all kinds, such as manual or oral stimulation of erogenous zones are considered foreplay. Sexual role playing, fetish activities, and BDSM can also be considered foreplay, though they may also accompany intercourse and not just precede it.
History
There are many historical references to foreplay, with many artistic depictions. The Ancient Indian work Kama Sutra mentions different types of embracing, kissing, and marking with nails and teeth. , , It also mentions BDSM activities such as slapping and moaning as "play." Kama Sutra
What constitutes foreplay
If no intimate sexual acts are intended, foreplay-type actions are often classified as flirting, "fooling around" or, in colloquial terms, being "touchy-feely". Since these interactions are non-explicit, there can be misunderstandings about whether an invitation has been extended or accepted. Inadvertent or not, this kind of miscommunication is often termed "leading someone on."
A romantic, intimate, or overtly sexual atmosphere can be considered a gesture of foreplay. Foreplay can begin with non-physical behavior that signals sexual availability. Verbally, foreplay may include compliments, subtle comments with double entendre, and intimate conversations. Non-verbally, foreplay can include provocative clothing, preening gestures, winking, licking or biting ones lips, standing inside a partners personal space, and holding a gaze longer than is acceptable for casual acquaintances.
Progression
Foreplay eventually turns physical. Simple and possibly innocuous acts, such as straightening someones cl read more at » http://en.wikipedia.org/wiki/Foreplay