| Abbreviation | Definition |
|---|---|
| JBL | Just Being Lazy |
| JBN | Just Be Natural |
| JBT | Just Be There |
| JBU | Just Between Us |
| JBY | Just Be Yourself |
| JBYM | Just Between You and Me |
| JC | Just Chatting |
| JC | Just Checking |
| JC | Just Cruisin |
| JC | Just Curious |
| JCF | Jazz Community Forums |
| JCLO | Just-Cannot-Listen-Once |
| JCSE | Just Call Someone Else |
| JCSL | Just Can't Stop Laughing |
| JD | Just Darling |
| JD | Just Die |
| JD | Just Discussed |
| JD | Just Don't |
| JD | Just Dorky |
| JD | Just Dumb |