A construction board made by compressing fibers of wood chips usually with a binder at a high temperature.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "hardboard" in a sentence
"Then he cuts the ships out and mounts them on a piece of cut wood he uses specialty bases made out of hardboard, but basswood is possible, too."
"She was sitting at the head of a hardboard table, with a dozen or so students."
"If that helps but doesn't quite do it, try cutting some shims from Masonite hardboard and slip them inside the slip-on before slipping it on."