| 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 |