A Gordon Share definition Flag A generic idiotic blunder. Usually caused by the absence of intellegence and common sense. The sinking feeling as you get the the Asda checkout and realise you don't have your card. Again. And you're completely sober. What A Gordon. A Gordon by WeaZaa October 11, 2011 0 0 Get merch Get the A Gordon mug. Buy Now — $32.95 See more merch