blumaroo Share definition Flag The scientific term describing a dead walrus, although it can be used to replace any word, phrase, or expression in the English language. Eddie: how yoo do? Jyo: eh...blumaroo. Eddie: oh yeh I blumaroo. Jyo: Blumaroo. blumaroo by Jyo[D] June 10, 2008 0 0 Get merch Get the blumaroo mug. Buy Now — $32.95 See more merch