upside down gorilla Share definition Flag When your 69ing a fat chick and you slip a thumb in her bum and she gets mad I was doing the upside down gorilla with the mrs the other day and now I have a black eye upside down gorilla by Minty fuckery March 11, 2020 0 0 Get merch Get the upside down gorilla mug. Buy Now — $32.95 See more merch