HOPA
| Acronym | Definition |
|---|---|
| HOPA | Hidden Object Puzzle Adventure (games) |
| HOPA | Housing for Older Persons Act of 1995 |
| HOPA | Higher Order Path Adaptation (telecommunications) |
| HOPA | High Output Paraffin Actuator |
| HOPA | Hungarian Osteoporosis Patients Association |
| HOPA | Horizontal Open Probing Attachment |