blackboard

noun

black·​board ˈblak-ˌbȯrd 

: a hard smooth usually dark surface used especially in a classroom for writing or drawing on with chalk

Examples of blackboard in a Sentence

Recent Examples on the Web

Two long blackboards remain, and the office-warming guests had covered them in blessings. — Afra Wang, New Yorker, 23 Sep. 2026

Everyone, meanwhile, can enjoy the simple, perfect sight gag of a voluptuous sheep cleaning a blackboard with her ample fleece. — Guy Lodge, Variety, 18 Sep. 2026

When he was caught using a cellphone, a violation of the project’s rules of historic authenticity, his name was marked on a blackboard for all to see. — Scott Roxborough, HollywoodReporter, 8 Sep. 2026

About 29 third-grade students sat shoulder to shoulder in front of a blackboard on this very first floating school of Bangladesh, which started its journey 24 years ago. — Ali Asif Shawon, NPR, 5 Sep. 2026

Word History

First Known Use

1739, in the meaning defined above

Rhymes for blackboard

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

Kids Definition

blackboard

noun

black·​board ˈblak-ˌbō(ə)rd 

-ˌbȯ(ə)rd

: chalkboard