Definition of "meet-up" []

• An arranged informal meeting. (noun)

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• "The White House announced President Obama will host a Twitter town hall, meaning a "Tumblr Lolz Cat Photo-Off" is the only social media meet-up the commander-in-chief hasn't attempted yet."
• "Michael Wright, a video editor at WJLA Channel 7 who organ-izes a Japan culture meet-up group in the Washington region, said he was unaware of the new policy."
• "The line for the Steampunk meet-up was literally a quarter-mile long, for a room that held 50 people."