noun
wainscoting; wood paneling
Refers to wooden panels covering the lower part of an interior wall, or wood paneling in general.
この部屋の羽目板は、明治時代のものだそうです。
The wainscoting in this room is said to be from the Meiji period.
廊下の壁に羽目板を張る工事をしています。
We are doing work to install wood paneling on the hallway walls.
Compound of 羽目 (はめ, 'panel') + 板 (いた, 'board'). The exact derivation of 羽目 is uncertain, but it refers to a panel or boarding.