Slice Share definition Flag A brand new STD made by Phil "Slice" Jane. It was contracted at nitecraze and terrorizes young men by literally slicing off a man's penis. Don't go to night craze you might get slice from grinding chubby girls. Slice by Slice Jank November 13, 2011 0 0 Get merch Get the Slice mug. Buy Now — $32.95 See more merch