haycock

She had been concealed in a haycock, and had, at one point, spent a week hidden in a potato hole in a cabin which belonged to a family of free Negroes.

From "Harriet Tubman: Conductor on the Underground Railroad" by Ann Petry

They were carried along till it stuck on some young alder trees, when each of them grasped a bough, and the haycock sailed away, leaving them among the weak and brittle branches. 

From The Rain Cloud or, An Account of the Nature, Properties, Dangers and Uses of Rain in Various Parts of the World by Charles Tomlinson

"How different," he exclaims, but in more flowery terms, "is a haycock in a field with girls rolling down it!"

From The Life, Letters and Work of Frederic Leighton Volume II by Mrs. Russell Barrington

Yes; Gianetto was concealed in your haycock there, but my little cousin showed me his trick.

From Abb? Aubain and Mosaics by Prosper M?rim?e

But the tracks betrayed which way musquash was travelling; so the trapper goes on, knowing if he does not find the little haycock houses on this side, he can cross to the other.

From The Story of the Trapper by A. C. Laut