Schrodinger's Brownie Share definition Flag A brownie that could have weed in it but you are not 100% sure. My Uncle gave me what he called "Schrodinger's Brownie". Schrodinger's Brownie by Wizerd1889 September 11, 2021 0 0 Get merch Get the Schrodinger's Brownie mug. Buy Now — $32.95 See more merch