Gorran Flop Share definition Flag The act of tucking your T Shirt into your underwear, then pulling your genitalia above your waistline into your T Shirt. Mike : Whats that in your T ShirtJack : The Gorran Flop!Mike : Can I touch it? Gorran Flop by The Big G Flop March 23, 2011 0 0 Get merch Get the Gorran Flop mug. Buy Now — $32.95 See more merch