Nibelungenlied n 1: an epic poem written in Middle High German and based on the legends of Siegfried and Teutonic kings
Nibelungenlied \Ni"be*lung`en*lied`\, n. [G. See {Nibelungs}; {Lied}.] A great medieval German epic of unknown authorship containing traditions which refer to the Burgundians at the time of Attila (called Etzel in the poem) and mythological elements pointing to heathen times. [Webster 1913 Suppl.]