flesh goo Share definition Flag An extremely stoned state in which you feel like you've melted into the couch you are sitting in After smoking an L of that haze to the face, I was so stoned that I got a bad case of flesh goo and coulda swore I became apart of the couch... flesh goo by MaikeyBoy December 27, 2009 0 0 Get merch Get the flesh goo mug. Buy Now — $32.95 See more merch