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.
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
In recent months, local teachers, sanitation workers, college interns and others have been demanding answers from officials about outstanding wages through a public message board on Mianchi government’s website.
From The Wall Street Journal • Dec. 23, 2025
However, online message board 4Chan has so far refused to comply with a £20,000 fine issued by Ofcom over the summer.
From BBC • Dec. 4, 2025
Gunters had filled countless message board threads arguing about the meaning of the painting, about what the black dragon signified or whether it signified anything at all.
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.
