| Acronym | Definition |
|---|
| LSHS | La Serna High School (Whittier, CA) |
| LSHS | Lee's Summit High School (Missouri) |
| LSHS | Low Sulphur Heavy Stock (liquid fuel) |
| LSHS | Lake Stevens High School (Lake Stevens, Washington) |
| LSHS | Lakeville South High School (Lakeville, MN) |
| LSHS | Lake Shore High School (Michigan) |
| LSHS | La Salle High School (California) |
| LSHS | Langley Speedway Historical Society (Langley, BC) |
| LSHS | Lisle Senior High School (Lisle, IL) |
| LSHS | Lime Springs High School (Lime Springs, Iowa) |
| LSHS | Lord Shaughnessy High School (Calgary, Alberta) |
| LSHS | Landing Ship, Headquarters Small (hull classifcation; US Navy) |