Definition of Newsgroup:

  1. A forum on the Usenet service for the discussion of a particular topic.

  2. Online discussion group that allows interaction through electronic bulletin board system (see Usenet) and chat (see internal relay chat) sessions. Thousands of internet based newsgroups cover practically every conceivable subject.

How to use Newsgroup in a sentence?

  1. He manages a small computer room in his spare time and likes to help Linux users on the Usenet newsgroups.

Meaning of Newsgroup & Newsgroup Definition