The USSR stands for the United
Syrup Sipping Radicals, aka Canadians. While another abbreviation (more commonly known) for the Union of Soviet
Socialist Republics, the United
Syrup Sipping Radicals is a relatively new "slang" abbreviation used to describe the Canadians.
Person 1: The USSR is eating too much
syrup, now there's a shortage!
Person 2: The Union of Soviet Socialist Republics make
syrup?
Person 1: No! The United
Syrup Sipping Radicals!
Person 2: United Syrup Sipping Radicals?
Person 1: Canadians dude...
Person 2: Oh...