Yard bomb Share definition Flag A pile of dog crap that isn't picked up by its owner and is instead left to be stepped in. My asshole neighbor never picks up his dogs droppings. Instead he leaves them behind and waits for unknowing people to step on the yard bombs. Yard bomb by LZ 822 August 19, 2012 0 0 Get merch Get the Yard bomb mug. Buy Now — $32.95 See more merch