The Collaborative International Dictionary of English v.0.48:

Vagancy \Va"gan*cy\ (v[=a]"gan*s[y^]), n. [From L. vagans, p.
   pr. See Vagantes.]
   A wandering; vagrancy. [Obs.]
   [1913 Webster]

         A thousand vagancies of glory and delight. --Milton.
   [1913 Webster]