The Collaborative International Dictionary of English v.0.48:

Bushy \Bush"y\, a. [From 1st Bush.]
   1. Thick and spreading, like a bush. "Bushy eyebrows."
      --Irving.
      [1913 Webster]

   2. Full of bushes; overgrowing with shrubs.
      [1913 Webster]

            Dingle, or bushy dell, of this wild wood. --Milton.
      [1913 Webster]

WordNet (r) 3.0 (2006):

bushy
    adj 1: used of hair; thick and poorly groomed; "bushy locks"; "a
           shaggy beard" [syn: bushy, shaggy, shaggy-haired,
           shaggy-coated]
    2: resembling a bush in being thickly branched and spreading

Moby Thesaurus II by Grady Ward, 1.0:

58 Moby Thesaurus words for "bushy":
   afforestational, arborary, arboreal, arboreous, arborescent,
   arboresque, arborical, arboriform, bosky, braky, bristly, bushlike,
   cirrose, citrous, coniferous, copsy, deciduous, dendriform,
   dendritic, dendroid, dendrologic, evergreen, fleecy, flocculent,
   forest, forestal, forested, furry, fuzzy, hairy, hardwood, hirsute,
   hispid, lanate, matted, nondeciduous, pilose, piny, pubescent,
   reforestational, scrubbly, scrubby, scrublike, shagged, shaggy,
   shrubby, shrublike, silvicultural, softwood, sylvan, timbered,
   treelike, unshorn, wooded, woodland, woodsy, woody, woolly