Brown Gilmore Share definition Flag a semi-obscure sex act that fulfills a particular fetish by combining a straight couple, a midget, and poop. "Hey, buddy, when did you realize she was 'the One'?""The first time she gave me a Brown Gilmore!" Brown Gilmore by D. Sanchez III October 7, 2009 0 0 Get merch Get the Brown Gilmore mug. Buy Now — $32.95 See more merch