Bo-phobe Share definition Flag Girl term used to describe men afraid of commitment. Should never be used by straight men. Girl one: "So did Billy-boy ask you out?"Girl two: (pissed) "Ugh, SUCH a bo-phobe." Bo-phobe by Pooperscooper! November 4, 2009 0 0 Get merch Get the Bo-phobe mug. Buy Now — $32.95 See more merch