Batty Clart Share definition Flag Originating from german for "bum hole", Batty Clart is a derogatory term of an office cleric or simply another person. Wheres John? He's a Batty Clart Batty Clart by john terry6 May 10, 2009 0 0 Get merch Get the Batty Clart mug. Buy Now — $32.95 See more merch