|  weatherboard 
 
 1. a long thin board with one edge thicker than the other;
 used as siding by lapping one board over the board below
 • Syn:
 clapboard, weatherboarding
 • Derivationally related forms:
 clapboard (for: clapboard)
 • Hypernyms:
 siding
 2. the side toward the wind
 • Syn:
 to windward, windward side, weather side
 • Hypernyms:
 windward
 
 
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