Butt Blossom Share definition Flag Butt Blossom: anus; asshole the look of an anus; or someone who acts like an asshole Dee yelled at Hank, "You are acting like a butt blossom again, you fart brained ass munch." Butt Blossom by TooSick4U March 27, 2007 0 0 Get merch Get the Butt Blossom mug. Buy Now — $32.95 See more merch