2. (a.) Not producing vegetation, or useful vegetation; /rile.
3. (a.) Unproductive; fruitless; unprofitable; empty.
4. (a.) Mentally dull; stupid.
5. (n.) A tract of barren land.
6. (n.) Elevated lands or plains on which grow small trees, but not timber; as, pine barrens; oak barrens. They are not necessarily sterile, and are often fertile.