windboard

plural windboards · alternative wind-board

1. A snowboard or surfboard with an attached sail
2. climbingThe hard crust formed by high winds on exposed snow.
3. agricultureIn a mechanical harvester, a board which shelters harvested grain and prevents it being blown away by the wind.

   The platform grain shield and the windboard at rear of the binder deck will assist in making better bundles and prevent scattering of grain, if properly adjusted for long or short straw.

   1935, Deere & Company, The Operation, Care, and Repair of Farm Machinery, page 114