ETWA
| Acronym | Definition |
|---|---|
| ETWA | Eastern Townships Wrestling Association (US and Canada) |
| ETWA | English Tiddlywinks Association |
| ETWA | East Timor Women Australia |
| ETWA | European Teleworkers Association |
| ETWA | Equatorial Temperature and Wind Anomaly |
| ETWA | Extreme Trampoline Wrestling Association |
| ETWA | East Texas Writers Association (est. 1976; formerly Longview Writers Association) |