jupiters redspot Share definition Flag A sexual act performed by one partner cutting up the vagina or anus and then violently lick the "redspot" The man performed jupiters redspot on her.DAMN IT WAS BLOODY jupiters redspot by The astr0naut May 29, 2011 0 0 Get merch Get the jupiters redspot mug. Buy Now — $32.95 See more merch