Jacktard Share definition Flag A word that is a combination of jack-ass and retard. Used to insult someone who is completely stupid and beinga dick at the same time: #1: Dude he just shitted I the sink and then blamed me! #2: wow he is a real Jacktard Jacktard by Ader Titsof March 15, 2015 0 0 Get merch Get the Jacktard mug. Buy Now — $32.95 See more merch