The Collaborative International Dictionary of English v.0.48:

Lathing \Lath"ing\, n.
   1. The act or process of covering with laths.
      [1913 Webster]

   2. Laths, collectively; a covering of laths.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Lath \Lath\, v. t. [imp. & p. p. Lathed; p. pr. & vb. n.
   Lathing.]
   To cover or line with laths.
   [1913 Webster]