Marxism

noun3

1. •
   The socialist and communist philosophy and political program founded by Karl Marx and Friedrich Engels.
2. •
   The socialist and communist theory of the followers of Karl Marx and Friedrich Engels; a radical, revolutionary political philosophy that aims to capture state power, introduce a dictatorship of the proletariat, and then progress to communism.
3. •
   (informal, disapproving) Any left-wing ideology, government regulations, or policies promoting a welfare state, nationalisation, etc.