Tin-man fallacy Share definition Flag A reverse strawman fallacy. To defend a position or argument, that one does not hold. Tin-man fallacy: A Christian defending the deist take on the concept of a god. Tin-man fallacy by Aaberg February 18, 2010 0 0 Get merch Get the Tin-man fallacy mug. Buy Now — $32.95 See more merch