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The act in which one adds to their own YouTube channel which in turn presents the page as a more appealing site.
Guy 1: I just gave my page a killer background.
Guy 2: Neat. Now it's more YouTubie!
by IAMAMB July 12, 2010
a popular artist seen youtube.
Jim: Who's Chris Crocker?
Sally: Oh, he's just some fag american youtubie.
by youtubie creator February 28, 2009