जल निष्कासन का ढलवाँ तख्ता — clapboard (Noun)
clapboard — जल-निष्कासन का ढलवाँ तख्ता
Clapboard — A narrow board, thicker at one edge than at the other; -- used for weatherboarding the outside of houses.
Clapboard — A stave for a cask.
Clapboard — To cover with clapboards; as, to clapboard the sides of a house.