| 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) |