beaverboard
nounUS /ˈbivɚˌbɔɹd/ · UK /ˈbiːvəˌbɔːd/
Etymology From beaver + board, probably from Beaver Manufacturing Company, probably from Beaver Falls (“hamlet in New York”). Originally a trademark.
1
Usually A form of fiberboard made of wood pulp compressed into sheets.
- 1957, J. D. Salinger, "Zooey", in, 1961, Franny and Zooey, 1991 LB Books edition, page 176, Instead, he turned around and deliberately faced a sheet of what had once been snow-white beaverboard that was nailed uncompromisingly to the back of the door.