Source : Webster's Revised Unabridged Dictionary (1913)

Byway \By"way`\, n.
   A secluded, private, or obscure way; a path or road aside
   from the main one. `` Take no byways.'' --Herbert.

Source : WordNet®

byway
     n : a side road little traveled (as in the countryside) [syn: {bypath},
          {byroad}]