Blog : #1 !

'Blog' tops U.S. Dictionary's Words of the Year. U.S. dictionary publisher Merriam-Webster's list of the 10 words of the year.

From Merriam-Webster, 'Blog' noun [short for Weblog] (1999) : a Web site that contains an online personal journal withreflections, comments, and often hyperlinks provided by the writer. [ news ].