hattock

noun3

1. •
   (Northern-England) A shock of standing sheaves of corn or grain, the tops of which are covered and protected by two sheaves laid in such a way as to carry off rain; the two covering sheaves, also called hood sheaves or hooders.
2. •
   A hole in a roof where owls lodge.
3. •
   (Scotland, no longer used) A small hat.