The Collaborative International Dictionary of English v.0.48:

Dagges \Dagges\ (d[a^]gz), n. pl. [OE. See Dag a loose end.]
   An ornamental cutting of the edges of garments, introduced
   about a. d. 1346, according to the Chronicles of St Albans.
   [Obs.] --Halliwell.
   [1913 Webster]