| Term | Full Form | Category |
|---|---|---|
| IBY | I Beat You | Others |
| IBY | I Believe You | Others |
| IBY | I Buy You | Others |
| IBY | Indian Boundary YMCA | Others |
| IBY | International Bank of Yemen | Others |
| IBY | International Benedictine Youth | Others |
| IBY | International Biological Year | Others |
| IBY | Invitations by You | Others |
| IBY | It's Been Years | Others |