Definitions for "fascism"
a political theory advocating an authoritarian hierarchical government; -- opposed to democracy and liberalism.
an authoritarian system of government under absolute control of a single dictator, allowing no political opposition, forcibly suppressing dissent, and rigidly controlling most industrial and economic activities. Such regimes usually try to achieve popularity by a strongly nationalistic appeal, often mixed with racism.
Specifically, the Fascist movement led by Benito Mussolini in Italy from 1922 to 1943.
Fascism is a 1995 book edited by Roger Griffin. It is a reader, in the Oxford Readers series, which assembles the writings of various authors on the topic of fascism.