| Term | Full Form | Category |
|---|---|---|
| IJ | Ignatius Jehosaphat | Others |
| IJ | Im Jahre | Others |
| IJ | Immigration Judge | Others |
| IJ | Impossible Jump | Others |
| IJ | Indiana Jones | Others |
| IJ | Infinite Jest | Others |
| IJ | Ink Jet | Others |
| IJ | interjection | Others |
| IJ | Intermediate Junction | Others |
| IJ | Internal Jugular | Others |
| IJ | Internet Journal | Others |
| IJ | Isaac Joseph | Others |