Pointdexter Share definition Flag A common misspelling of the word Poindexter. A POINDEXTER is a nerd boi. That dude is a total Pointdexter, although, really I should call him a Poindexter because a Pointdexter doesn't exist. Pointdexter by Kaelek~ Jackie Journer June 2, 2021 0 0 Get merch Get the Pointdexter mug. Buy Now — $32.95 See more merch