An Encylopedia Britannica Company

clapboard

1 ENTRIES FOUND:
clapboard /ˈklæbɚd/ /ˈklæpˌboɚd/ noun
plural clapboards
clapboard
/ˈklæbɚd/ /ˈklæpˌboɚd/
noun
plural clapboards
Britannica Dictionary definition of CLAPBOARD
chiefly US
[count] : a narrow board that is thicker at one edge than at the other and that is used to cover the outsides of buildings
called also (British) weatherboard
[noncount] : a set of narrow boards covering the outside of a building

— clapboard

adjective, always used before a noun