HLSS
| Acronym | Definition |
|---|---|
| HLSS | Faculty of Humanities, Languages and Social Sciences (University of the West of England, Bristol) |
| HLSS | Half-Life Sound Selector (gaming software) |
| HLSS | School of Humanities, Languages and Social Sciences (UK) |
| HLSS | Faculty of Humanities, Law, and Social Science (Manchester Metropolitan University; UK) |
| HLSS | Hot Lead and Steel Sinews (gaming group) |
| HLSS | High Level Storm Sewer |