A Quilhelm Share definition Flag The loud screaming noise one makes while taking a large painful shit When I got to the toilet I pulled down my pants and let out a quilhelm, following that I clogged the toilet with blood and poo A Quilhelm by Krakaa Jack May 23, 2018 0 0 Get merch Get the A Quilhelm mug. Buy Now — $32.95 See more merch