| Acronym | Definition |
|---|
| JBB➣JuliensBlogBattle |
| JBB➣Jay Bee Bennett Enterprises (model railroading; Villa Park, IL) |
| JBB➣Joint Base Balad (Iraq) |
| JBB➣Journal of Biomedicine and Biotechnology |
| JBB➣Joint Branch Board (Scotland, UK) |
| JBB➣John Benjamin Band |
| JBB➣Jack Brass Band |
| JBB➣Junior Black Belt (martial arts) |