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Creating and promoting strategies for the Warhammer Fantasy or Warhammer 40,000 tabletop miniatures games without actually testing them on the battlefield. Most especially found on message boards.
Internet guy A: The Thousand Sons are unstoppable because they have two wounds.

Internet guy B: What a load of theoryhammer.
by Sonobovich October 18, 2005

Words related to theoryhammer

000 40 40k miniatures strategy warhammer