Definition of "shieling"

The cattle at Mosfell were kept in a shieling, and Thordis stayed there while the Thing took place.

1997, ‘Egil's Saga’, translated by Bernard Scudder, The Sagas of Icelanders, Penguin, published 2001, page 182

And what are twenty beds, when all the drovers,And all the shieling herdsmen from Bengorach,Must have a lair provided for the night.

1836, Joanna Baillie, The Phantom, act 1

Cabins and shielings had been torn down and burned.

2002, Joseph O'Conner, Star of the Sea, Vintage, published 2003, page 39