B.M. Burglar Share definition Flag Someone who suffers from a condition which leads them to crave and eat their own Bowel Movements. Larry woke up and discovered he had shit the bed, being the B.M. Burglar he is he chowed down on that pile of crap under his sheets. B.M. Burglar by Riotking December 23, 2008 0 0 Get merch Get the B.M. Burglar mug. Buy Now — $32.95 See more merch