gapple jacks Share definition Flag The act of stuffing apples in ones ass, then launching them from their gaping asshole. Your mom, that filthy whore, made gapple jacks this morning. Though, I appreciate the effort, they taste like shit. gapple jacks by Flacannon November 26, 2009 0 0 Get merch Get the gapple jacks mug. Buy Now — $32.95 See more merch