message board

noun

1
: a board or sign on which messages or notices are displayed
an electronic message board
2
: a public electronic forum that allows users to post or read messages or to post or download files and that is accessed by computer over a network (such as the Internet)
Even as bullpen problems loom …, they haven't spawned the typical degree of urgency and panic on Internet message boards and sports radio shows.Bill Simmons

Examples of message board in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Entrances to Storrow Drive are marked with flashing lights, message boards and low-hanging signs designed to softly hit the top of a tall truck as a warning. Rick Sobey, Boston Herald, 25 Aug. 2025 The alerts are disseminated rapidly through multiple platforms, such as radio, television, highway message boards, cellphones and internet services, ensuring the widest possible reach. Sophie Clark, MSNBC Newsweek, 11 June 2025 This might have been just another triumphant startup story, except that, on July 25th, the app suffered a data breach, and users’ selfies, I.D. photos, posts, and direct messages began appearing on the anonymous message board 4chan. Kyle Chayka, New Yorker, 6 Aug. 2025 As first reported by 404 Media, users on the notorious message board 4chan got a hold of users' sensitive data — including government IDs, which had at one point been used as a verification tool by the app — and leaked it elsewhere online. Alana Wise, NPR, 2 Aug. 2025 See All Example Sentences for message board

Word History

First Known Use

1795, in the meaning defined at sense 1

Time Traveler
The first known use of message board was in 1795

Browse Nearby Words

Cite this Entry

“Message board.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/message%20board. Accessed 30 Aug. 2025.

Kids Definition

message board

noun
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!