PLSU
| Acronym | Definition |
|---|---|
| PLSU | Power Leveling Sequence Upstream |
| PLSU | Portable Life Support Unit (diving equipment) |
| PLSU | Prisoners Learning and Skills Unit (UK) |
| PLSU | Primary Learning Support Unit (UK) |
| PLSU | Philadelphia Legal Services Union (Philadelphia, PA) |
| PLSU | Practice Learning Support Unit (UK) |