Grindel

According to the Old English Dictionary:

es;

grindel

m. A bar, bolt; in pl. lattice-work, hurdle; crates :-- Geslægene grindlas greáte forged large gratings, Cd. 19; Th. 24, 27; Gen. 384. Guest, English Rhythms, ii. 40, note 1, observes :-- 'As far as we can judge from the drawing which accompanies the description, the grindel was a kind of heavy iron grating, which rather encumbered the prisoner by its weight, than fixed him in its grasp.' [O. H. Ger. grintil temo, repagulum, pessulum, obex, vectis: cf. Icel. grind a lattice-door.] grindel