URSS
| Acronym | Definition |
|---|---|
| URSS | Unión de Repúblicas Socialistas Soviéticas (Spanish: Union of Soviet Socialist Republics) |
| URSS | Union des Républiques Socialistes Soviétiques (French: Union of Soviet Socialist Republics) |
| URSS | United Rebel Sprint Series (Oberlin, KS) |
| URSS | Unione delle Repubbliche Socialiste Sovietiche (Italian: Union of Soviet Socialist Republics) |
| URSS | Uniunea Republicilor Sovietice Socialiste (Romanian: Union of Soviet Socialist Republics) |
| URSS | Union Ratatinée des Saucissons Secs |