| Acronym | Definition |
|---|
| PLH | Potato Leafhopper (insect) |
| PLH | Public Lands Highways |
| PLH | Peace, Love and Happiness |
| PLH | Plan Local d'Habitat (French) |
| PLH | Polska Liga Hokejowa (Polish Hockey League) |
| PLH | Project for Latino Health |
| PLH | Plymouth, England, United Kingdom - Plymouth Airport (Airport Code) |
| PLH | Pharyngeal Lymphoid Hyperplasia |
| PLH | Pretty Little Head |
| PLH | Programme Locaux de l'Habitat (French: Local Housing Program) |
| PLH | Payload Handling |
| PLH | Palace of the Legion of Honor (San Francisco) |
| PLH | Pray Like Hell |
| PLH | Purely Left-Handed (metamaterials) |
| PLH | Parking Lot Heroes (Las Vegas, NV) |