ˌMarxism-ˈLeninism BrE AmE noun [uncountable]
the ideas of Marxism as explained and added to by the Russian leader ↑ Lenin , who believed in the ‘dictatorship of the proletariat’ (=when government is controlled by a combination of industrial workers and poor farm workers) as part of the process of achieving ↑ revolution
—Marxist-Leninist noun , adjective