Top Definition
Someone who edits historical wikipedia articles to include their own data which is very clearly wrong. They insist it's correct, even though everyone else in the room points out that they're wrong (with facts). In short, a liar, or a re-writer of history, who is never, ever, wrong.
He's gone and done a mooretwin!
I'm mooretwin and so's my wife!
by RaymondKennedy July 14, 2011

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