EUO
| Acronym | Definition |
|---|---|
| EUO | Examination Under Oath |
| EUO | Easyuo (Ultima Online scripting tool) |
| EUO | Offices in Europe (International Monetary Fund) |
| EUO | End User Organization |
| EUO | Union de l'Europe Occidentale (Western European Union, WEU) |
| EUO | Eggs Ultima Online (free online game) |