Hickey Juice Share definition Flag Hickey juice is the saliva in your mouth after a drunk hu. A combination between the other persons saliva and the alc you drank “Damn bro it looks like you have some hickey juice after that hu with Jessica” Hickey Juice by horsegirl8 April 27, 2020 0 0 Get merch Get the Hickey Juice mug. Buy Now — $32.95 See more merch