I need a good definition for "social networking"?

social network (plural social networks)

1.A network of personal or business contacts, especially as facilitated by social networking on the Internet.

http://en.wiktionary.org/wiki/social_network

Social networking is the practice of expanding the number of one's social or business contacts, by making connections through individuals and the grouping of individuals into specific groups, like small rural communities or a neighbourhood subdivision.

*Social networking has gone on almost as long as societies themselves have existed, the unparalleled potential of the Internet to promote such connections is only now being fully recognized and exploited, through Web-based groups established for that purpose.

socially communicating?

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