From Longman Dictionary of Contemporary Englishweatherboardweath‧er‧board /ˈweðəbɔːd $ -ərbɔːrd/ noun 1 [uncountable] British EnglishTBB boards covering the outer walls of a house SYN clapboard American English2 [countable]TBB a board fixed across the bottom of a door, to prevent water from getting inside
Examples from the Corpus
weatherboard• The earliest stations were no more than collections of weatherboard huts, similar to a contemporary group of stores. 