Shiny Burrito Share definition Flag The act of defecating into one's penis and then ejaculating onto your hand to rub onto your penis then you have sex yeah fredrick gave me a shiny burrito last night poop got everywhere it was still great though Shiny Burrito by stinkface February 22, 2008 0 0 Get merch Get the Shiny Burrito mug. Buy Now — $32.95 See more merch