Perdagen Share definition Flag a parent, mother or father, who has lost a child, the opposite of the word orphan"Per-da-gin" Every year on Feb. 4th the perdagen, Martha Graham, would take flowers to her son's grave. Perdagen by petitecheffrancaise February 2, 2010 0 0 Get merch Get the Perdagen mug. Buy Now — $32.95 See more merch