Definition of weatherboard noun from the Oxford Advanced Learner's Dictionary

 

weatherboard

 noun
noun
BrE BrE//ˈweðəbɔːd//
 
; NAmE NAmE//ˈweðərbɔːrd//
 
(also clapboard especially in North American English)
 
jump to other results
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 a weatherboard house