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Definition of hardboard
hardboard
/ˈhɑːrd.bɔːrd/
hard · board
Plural:hardboards
hardboard Lexical Profile
CEFR
C1
Grade
9
Tier
2
Usage
Rare
Syllables
2
hardboard Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A dense, stiff building material made from compressed wood pulp or wood fibers, commonly used in construction, furniture backing, and flooring.
Example
"The carpenter nailed a thin sheet of hardboard to the back of the bookshelf to give it extra stability."
Synonyms
View all synonyms for hardboard Antonyms
View all antonyms for hardboard• Rhymes for hardboard
• Nearby Words
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Hardboard. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/hardboard