The Collaborative International Dictionary of English v.0.48:

Brodekin \Brode"kin\ (br[=o]d"k[i^]n), n. [F. brodequin, OE.
   brossequin, fr. OD. broseken, brosekin, dim. of broos buskin,
   prob. fr. LL. byrsa leather, Gr. by`rsa skin, hide. Cf.
   Buskin.]
   A buskin or half-boot. [Written also brodequin.] [Obs.]
   [1913 Webster]