weatherboard

noun

1. 封檐板；风雨板
   one of a series of long, narrow, horizontal pieces of wood, each with one edge thicker than the other. They are fixed to the outside walls of a house with the bottom of one over the top of the one below, to cover the wall and protect it from rain and wind.
   1. a weatherboard house
      安装了封檐板的房屋

noun

1. the side toward the wind

   Synonym:    to windwardwindward sideweather side

2. a long thin board with one edge thicker than the other

   Synonym:    clapboardweatherboarding