Lann

According to the Old English Dictionary:

loon, e;

lann

f. A bond, fetter :-- Licgeþ lonnum fæst lies fast in fetters, Salm. Kmbl. 531; Sal. 265. Fæste gebindan, lonnum belúcan, 557; Sal. 278. [Grein refers to Grff. 2, 217 'Lanna lamina (among words referring to weaving.)'] lann