from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Mythology A warrior hero in Norse myth who wins an accursed hoard of gold, awakens Brynhild from her enchanted sleep, marries a princess, and is slain through Brynhild's jealous contrivance.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. The hero of the Volsungasaga who slayed a dragon.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (Norse mythology) mythical Norse warrior hero who gains an accursed hoard of gold and was killed by Brynhild; Siegfried is the German counterpart
Old Norse Sigurðr, from sigr ("victory") + varðr, vǫrðr ("guard"). Some sources connect the name with Siegfried, the hero of the Nibelungenlied, but Sigfrid is a saint's name in Scandinavia. (Wiktionary)