D'idiot Share definition Flag Some who is dumber than an idiot. Also used for a shortened version of dumber than an idiot. Those D'idiots! Only someone dumber than an idiot would horseplay while running on the edge of a cliff! D'idiot by chocolatejavgrl14 June 23, 2012 0 0 Get merch Get the D'idiot mug. Buy Now — $32.95 See more merch