corn-rim Share definition Flag Someone who has yellow kernels of shit on their dong as the result of shoving their penis into the ass of someone who had previously eaten corn. Jen must have gone to the BBQ because when Kevin pulled his cock out of her ass he had corn-rim. corn-rim by JDubb July 20, 2003 0 0 Get merch Get the corn-rim mug. Buy Now — $32.95 See more merch