Commie cake Share definition Flag A nickname for red velvet cake. ("Red" as in "Communism." "Velvet" as in "Revolution." ) Compare to "moo juice" for milk. "I am loving the cream cheese icing on this commie cake!" Commie cake by Curtis Meyer April 5, 2010 0 0 Get merch Get the Commie cake mug. Buy Now — $32.95 See more merch