pyro-phalic tendancy Share definition Flag The will or desire to light either your or others penises on fire. Thats right... on fire. Last night i was with shirely, and she lit my cock on fire, That bitch has got a pyro-phalic tendancy!! pyro-phalic tendancy by Richard Hurts February 5, 2007 0 0 Get merch Get the pyro-phalic tendancy mug. Buy Now — $32.95 See more merch