The Collaborative International Dictionary of English v.0.48:

Garth \Garth\ (g[aum]rth), n. [Icel. gar[eth]r yard. See
   Yard.]
   1. A close; a yard; a croft; a garden; as, a cloister garth.
      [1913 Webster]

            A clapper clapping in a garth
            To scare the fowl from fruit.         --Tennyson.
      [1913 Webster]

   2. A dam or weir for catching fish.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Garth \Garth\, n. [Girth.]
   A hoop or band. [Prov. Eng.]
   [1913 Webster]