To edit the credits displayed or to add more credits to this character's filmography, click the Edit Credits link. 1  2010s. 2  1980s. 3  1960s. Vikings. - Episode #5.5 (2017) TV episode, Played by Alex HÃ¸gh Andersen (as Ivar)  Hammer of the Gods (2013) Played by Ivan Kaye (as 1  Ivar) Erik the Viking (1989) Played by John Gordon Sinclair.
Definition of duff. 1 : a boiled or steamed pudding often containing dried fruit. 2 : the partly decayed organic matter on the forest floor.
The word yard is a homonym of yard in the sense of an enclosed area of land. This second meaning of yard has an etymology related to the verb to gird and is probably not related.