Sloppy Mimosa Share definition Flag An alcoholic beverage that is cheaper than a mimosa. It is half orange soda half tequila on the rocks. That sloppy mimosa last night made me black out! Who's house am I at? Sloppy Mimosa by IDrankToMuchTequila August 3, 2020 0 0 Get merch Get the Sloppy Mimosa mug. Buy Now — $32.95 See more merch