| Abbreviation | Definition |
|---|---|
| HLAB | Harvard Legal Aid Bureau |
| HLBA | Highland Lakes Bar Association |
| HLEO | Humane Law Enforcement Officer |
| HLL | Hampshire Law Library |
| HMA | Hispanic Male Adult |
| HMCPSI | Her Majestys Crown Prosecution Service Inspectorate |
| HMP | Her Majesty's Prison |
| HO | Head On |
| HODA | Hydrocarbon Oil Duties Act |
| HOLS | Head Of Legal Services |
| HOM | House Of Milan |
| HOO | Hypothetical Omniscient Observer |
| HOW | Honesty Openmindedness And Willingness |
| HP | High Profile |
| HPD | Honolulu Police Department |
| HPE | High Performance Estate |
| HPI | Having Perfect Intentions |
| HR | Hardly Relevant |
| HR | Huge Rapist |
| HR | Human Rights |