The Collaborative International Dictionary of English v.0.48:

Sheeling \Sheel"ing\, n. [Icel. skj[=o]l a shelter, a cover;
   akin to Dan. & Sw. skjul.]
   A hut or small cottage in an exposed or a retired place (as
   on a mountain or at the seaside) such as is used by
   shepherds, fishermen, sportsmen, etc.; a summer cottage;
   also, a shed. [Written also sheel, shealing, sheiling,
   etc.] [Scot.]
   [1913 Webster]