tweetathon - definition and synonyms

  1.   From our crowdsourced Open Dictionary
    an extended event or campaign organised on the microblogging site Twitter. A blend of the words 'Tweet' and 'marathon'.

    ... the Society of Authors is launching a weekly short story "tweetathon", which it believes to be a never-before-attempted collaboration between top authors and tweeters.

    Submitted from United Kingdom on 15/09/2011