Mushi Slaken Share definition Flag Another more unfamiliar (secretive) way of saying pussy licking or eating of the Vagina "Dude i slaked that Mushi all night last night" or "Dude she got on to me for Mushi slaken another girls Mushi" Mushi Slaken by Creator of this phrase. Devin. October 22, 2009 0 0 Get merch Get the Mushi Slaken mug. Buy Now — $32.95 See more merch