(verb) to comment on an internet thread long after the conversation has concluded, often using information
that did not exist at the time of the original thread.
user1, June 14, 2008: The Dark Knight is the best movie of all time.
user44, Sept 8, 2010: I disagree, Inception blows it away.
user1, Sept 8, 2010: Check the date before you necro threads, moron.
verb: (internet) To revive a long dormant forum thread by adding a new post, thus bringing it to the top of the forum list. Often a tactic of trolls attempting to control a forum
"That troll keeps necrobumping old threads so everyone will be too distracted to read the new important ones."
Necro beast is a mythical creature plaguing oregon waterways. It can be seen kayaking rivers and streams assuming the identity of mark mckarkle. "I know what you are doing"
When night falls, it will crawl under a cum tree, and take the form of necro beast.
That guy lurking by the pet cemetery sure might be a necro beast