message board
Americannoun
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a website or section of a website that is used for public discussion of a specific topic and on which users can submit or read messages.
You should post your questions on a parenting message board and get support from other parents.
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an online discussion group that is maintained on such a website.
To participate in the message board, you must be a registered user.
noun
Etymology
Origin of message board
First recorded in 1990–95
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Reddit, the online message board that powers a swath of Google search results, has discussed shutting off the technology giant’s access to its content for AI use, according to people familiar with the matter.
From The Wall Street Journal ● Jul. 22, 2026
In this case, the idea dated back to an urban myth that emerged in 2019 as a post on the anonymous message board 4Chan.
From MarketWatch ● Jun. 1, 2026
The issue of big people and small airplane seats has long been tabloid fodder and red meat for message board posters.
From Los Angeles Times ● Feb. 3, 2026
Clicking on a message board can send you down a rabbit hole for hours.
From Salon ● Nov. 26, 2025
In a matter of hours, the connection to the Tomb of Horrors D&D module was posted to every single gunter message board.
From "Ready Player One: A Novel" by Ernest Cline
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
