Gender Feminine Usage Norse Mythology Pronounced Pron. /ˈɡɹɪd/(English) Meaning & History From Old Norse Gríðr, probably derived from either gríð "zeal, vehemence" or grið "peace". In Norse myth she was a giantess (jǫtunn), the mother of Vidar by Odin. She aided Thor in his fight against the giant Geirrod.