Sketchaphobe Share definition Flag A human being that is afraid of sketchy (or weird) people. The are very up-tight and don't know how to live and have fun! "Jesus, don't be such a sketchaphobe." Sketchaphobe by Hmbsm21 May 1, 2009 0 0 Get merch Get the Sketchaphobe mug. Buy Now — $32.95 See more merch