step-great-grandpibling Share definition Flag 1- Step-great-grandparent's sibling. 2- Great-grandparent's stepsibling. My step-great-grandpibling is a good person. step-great-grandpibling by User655 July 25, 2021 0 0 Get merch Get the step-great-grandpibling mug. Buy Now — $32.95 See more merch