:a board for posting notices (as at a school)
:a public electronic forum that allows users to post or read messages :message board
- … a personal computer, a modem, and a telephone line are all you need to run your own bulletin board …
- —John Seabrook
- Computer bulletin board services offer up the glories of e-mail, the thought provocation of news-groups, the sharing of ideas implicit in public posting, and the interaction of real-time chats. The fabulous, wonderful, limitless world of communication is just waiting for you to log on.
- —M. Kadi