| Abbreviation | Definition |
|---|---|
| HPAS | Human Powered Aircraft For Sport |
| HPB | Human Punching Bag |
| HPDE | High Performance Driving Event |
| HPF | High Performance Formula |
| HPG | Hit Point Growth |
| HPI | Hit Points Inflicted |
| HPPT | High Performance Personal Training |
| HPR | Hitpoints Per Round |
| HPSM | Health Promotion and Sports Medicine |
| HPT | Hit Point |
| HQI | Hit Quality Index |
| HR | Hockey Rocker |
| HR | Home Run |
| HRA | Haverhill Running Academy |
| HRC | Honda Racing Corporation |
| HRD | Hardwood Mountain Bike Park |
| HRF | Historic Race Finland |
| HRK | Home Run King |
| HRT | Hispanic Racing Team |
| HRT | Holden Racing Team |