úlfliðr

m. the wolf’s joint, i. e. the wrist, see the story of Ty and the Wolf Fenrir, Edda 20,—‘then bit he (the wolf) the hand off, whence it is now called wolf’s joint (the wrist):’ the word is often spelt as above, e. g. Gullþ. 59, Fms. i. 166, Nj. 84, 262 (Cod. 468 in both instances gives ‘aulflið’). This etymology, although old, is quite erroneous, for the word is derived from oln- or öln-, see alin (p. 13, col. 2); the true form being öln-liðr, q. v.