rofl - definition and synonyms

verb
  1.   From our crowdsourced Open Dictionary
    1
    based on the text acronym ROFL = rolling on the floor laughing: to laugh heartilySubmitted from United Kingdom on 30/05/2012
  2.   From our crowdsourced Open Dictionary
    2
    to waste time in an enjoyable way

    Someone sitting around looking at YouTube videos is rofling.

    Submitted from United Kingdom on 30/05/2012