FoodCore Share definition Flag a way to describe overweight people that fallow the trend of "emo" also they have oli sykes/pete wentz all over there myspace yo chelsea, you see dat bitch chompin on that tacobell, she foodcore FoodCore by Willyam epidemic August 1, 2008 0 0 Get merch Get the FoodCore mug. Buy Now — $32.95 See more merch