Found 8 full forms for LSY
| Term | Full Form | Category |
|---|---|---|
| LSY | Lai Sang Young 
| Others |
| LSY | Lan SchoolYard
| Others |
| LSY | Large Scale Yielding
| Others |
| LSY | laterally symmetrical They
| Others |
| LSY | Linux Sur Yvette
| Others |
| LSY | Lismore, New South Wales, Australia
| Others |
| LSY | London Small YouTubers
| Others |
| LSY | Lord, Sullivan, & Yoder
| Others |