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Commonly known rule that states that all Rules must be read thoroughly before posting in any forum, chat, or Instant Messaging system.
Guy 1: "Dude, I just came from Fight Club..."
Guy 2: "Rules 1 and 2."
Guy 1: "What?"
Guy 2: "Rule 49."
by Trickard August 12, 2009

Words related to Rule 49

forum internet interwebs rule thread