Pants Antler Share definition Flag According to some canadian online videographers, this term is slang for the man organ one carries in his pants. If you are needing to go pretty bad, you may drain your pants antler behind that tree over there. Pants Antler by sealver December 14, 2010 0 0 Get merch Get the Pants Antler mug. Buy Now — $32.95 See more merch