wallboard

noun

wall·​board ˈwȯl-ˌbȯrd 

: a structural boarding of any of various materials (such as wood pulp, gypsum, or plastic) made in large rigid sheets and used especially for sheathing interior walls and ceilings

Examples of wallboard in a Sentence

Recent Examples on the Web

Also, don’t try to block the entry to the nest that’s in a wall or behind shutters because angry yellowjackets can chew through wallboard to escape and emerge indoors, says Crawley. —Arricca Elin Sansone, Southern Living, 13 Oct. 2025

In 2024, the country consumed about 28 billion square feet of wallboard. —Jay L. Zagorsky, The Conversation, 4 Apr. 2025

Another component of home construction, wallboard, originates mostly in Mexico, according to tracking site Global Gypsum. —Max Zahn, ABC News, 5 Feb. 2025

The black oxide coating both reduces friction and resists rust, and the drill bits can handle wood, metal, plastics, wallboard, and fiberglass. —Boutayna Chokrane, WIRED, 3 Dec. 2024

Word History

First Known Use

1906, in the meaning defined above

Rhymes for wallboard

• abhorred
• aboard
• accord
• adored
• afford
• award
• baseboard
• billboard
• blackboard
• boxboard
• breadboard
• broadsword

Kids Definition

wallboard

noun

wall·​board ˈwȯl-ˌbō(ə)rd 

-ˌbȯ(ə)rd

: a building material (as of wood pulp, gypsum, or plastic) made in large stiff sheets and used especially for inside walls and ceilings