SSSH
| Acronym | Definition |
|---|---|
| SSSH | Savez Samostalnih Sindikata Hrvatske (Croatian: Union of Autonomous Trade Unions of Croatia) |
| SSSH | Simplified SGML for Serial Headers |
| SSSH | Successful, Simple Simulation, Hassle-Free (education) |
| SSSH | Self-Sufficient Solar House (solar energy) |