Barenboim Share definition Flag Barenboim is a type of dingleberry that hangs from the anal hairs; specifically of a juicy consistency that is still moist and fresh. That barenboim was so outrageous, it stained by briefs! Barenboim by Bella Donnaa February 22, 2011 0 0 Get merch Get the Barenboim mug. Buy Now — $32.95 See more merch