Cobble Job Share definition Flag The act of using another persons prosthetic limb (be it an arm or a leg) as a mastabatory aid. Mikes future employment at the hospital was put into futher doubt when his boss got wind of his daily cobble jobs Cobble Job by Jon-o-fun August 31, 2004 0 0 Get merch Get the Cobble Job mug. Buy Now — $32.95 See more merch