A website where people can come together to post messages to one another about specific or general subjects. These are saved to the message board so that people can reply, starting discussions.

Definition A Message Board is a place where people from all over the world can post messages that other people can read and reply to. For example our message board here here.

is another word for notice board.

HAPS

Definition: (Internet) Slang: board. See Internet Resources here at Phoenix5.

 A message board is an online discussion site. It originated as the modern equivalent of a traditional bulletin board. People participating in an internet forum may cultivate social bonds and interest groups for a topic surrounding the discussions.  

A message board is an online discussion area in which users with similar interests discuss topics. These conversations or discussions are available in the form of posted messages. Discussions are list [..]

A place where teachers and students can post information or work that may be of interest to others in the classroom.

a facility on the internet for holding discussions and posting user generated content

a location on a Web site dedicated to the discussion of a particular topic, usually a single stock or industry sector. Discussions are not real-time. Someone posts a message, and then others respond o [..]

An internet resource that allows online users to publically exchange text messages.