| Acronym | Definition |
|---|
| PLU | Plan Local d'Urbanisme (French: Local Urban Planning) |
| PLU | Pacific Lutheran University |
| PLU | Programmable Logic Unit (computer programming) |
| PLU | Price Look-Up |
| PLU | Product Look-Up |
| PLU | Powerline Unit |
| PLU | Patch Link Update |
| PLU | Portable License Utility |
| PLU | Partial Line up |
| PLU | People Like Us (LGBT community) |
| PLU | Belo Horizonte /Belo Horizon, Minas Gerais, Brazil Confins/Pampulha (Airport Code) |
| PLU | Primary Logical Unit |
| PLU | Phi Lambda Upsilon (National Chemistry Honor Society) |
| PLU | Payload Unit |
| PLU | Produce Look-Up |
| PLU | Project Liaison Unit (various organizations) |
| PLU | Platoon Leaders Unit (US Navy) |
| PLU | Peace, Love, Understanding |
| PLU | Phone Link Up |
| PLU | Present Level of Understanding |
| PLU | Program/Programmable Load Unit |
| PLU | Probabilistic Location Update |