Gerstenkorn Share definition Flag A German male, who is immigrating to another country because of the size of his penis. Stephen: Dude, we have a Gerstenkorn at our school! Busby: I know! and his penis is histerical! Gerstenkorn by The Buzbinator May 29, 2011 0 0 Get merch Get the Gerstenkorn mug. Buy Now — $32.95 See more merch