One of dozens, for millions

• Social networking website
• Popular surfers' hangout
• Place to befriend or be friended
• Social media website
• MySpace alternative
• Subject of the 2010 film "The Social Network"
• Company in "The Social Network"
• MySpace rival
• Social networking service with over a billion active users

Wikipedia Word definitions in Wikipedia
Facebook (stylized as facebook ) is a for-profit corporation and online social networking service based in Menlo Park, California , United States. The Facebook website was launched on February 4, 2004, by Mark Zuckerberg , along with fellow Harvard College ...