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

Others huddled around message boards, hoping for information. — Arkansas Online, 10 Sep. 2026

Hasn’t anyone been on a message board or listened to a postgame call-in show before? — Will Leitch, New York Times, 8 Sep. 2026

The researchers also suggested that mechanisms should be found to allow honest agents to stop cheating by their peers, not merely to call it out on the message board. — Jeremy Kahn, Fortune, 8 Sep. 2026

The edits showed OpenAI‘s agents had repurposed the site into a message board, sharing tactics to cheat on some tasks, bypass OpenAI’s restrictions and mask their behavior. — Reuters, NBC news, 4 Sep. 2026

Word History

First Known Use

1795, in the meaning defined at sense 1

Rhymes for message board

• particleboard
• phonorecord
• underinsured
• abhorred
• aboard
• accord
• adored
• afford
• award
• baseboard
• billboard
• blackboard

Kids Definition

message board

noun

: bulletin board sense 2