[fahv-nir, fawv-] 
| a dragon, a son of Hreidmar and the brother of Otter and Regin: he killed Hreidmar for the cursed treasure of Andvari and was killed in turn by Sigurd at the instigation of Regin. |
| Faf·nir (fäv'nər, -nîr') n. Mythology The Norse dragon that guarded the treasure of the Nibelungs and was slain by Sigurd. |
nɪr