Top Definition
White male, lives at home with his mom, plays video games, and spends all his money on cheap replica swords because he is convinced he is a deadly ninja. Often does not have a girlfriend, or any friends for that matter, aside from other nerds.
Drew: Look, my mom bought me a new Katana!
Jim: You're such a Sword Nerd, Drew.
by Thatguy113 July 07, 2012

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