Opsie daisies Share definition Flag When one accidentally craps in one's pants after coughing or snezzing. I was laughing so hard after the bosses funny joke that i had an opsie daisies Opsie daisies by Ryan Kaupe December 9, 2008 0 0 Get merch Get the Opsie daisies mug. Buy Now — $32.95 See more merch