ganjatarian Share definition Flag One who does not partake in any mind-altering substance besides smoking marijuana. Cody's not pitching in for beer, but he said he might pass a couple joints around. He's a ganjatarian. ganjatarian by KevinEatsSoggyWaffles December 10, 2012 0 0 Get merch Get the ganjatarian mug. Buy Now — $32.95 See more merch