EWSS
| Acronym | Definition |
|---|---|
| EWSS | Easy Web Site Services (UK) |
| EWSS | Environmental Water Supply System (Japan) |
| EWSS | Embroidery Work & Safety Supplies (Australia) |
| EWSS | Electronic Warfare Support System |
| EWSS | East West Sports Summit (international conference) |
| EWSS | Electronic Warfare Scenario Simulator (US DoD) |