Newsgroup (noun)

An electronic discussion forum where users can post and read messages about a particular topic or theme.

Origin:

The term newsgroup originated from the idea of a "newsgroup", a type of discussion forum that was commonly used on early internet systems in the 1980s and 1990s.

Examples:

1. The new hobbyist group set up a newsgroup to share their work and discuss topics of interest.
2. She spends hours browsing through different newsgroups on the internet.
3. He subscribed to several newsgroups on technology to stay up-to-date with the latest advancements.
4. The company decided to have an online discussion in the company newsgroup to collect feedback from employees.
5. The newsgroup became an active platform for exchange of information on politics among like-minded individuals.