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English definition of “McCarthyism”

McCarthyism

noun [U]     /məˈkɑː.θi.ɪ.zəm/ US  /-ˈkɑːr-/
the act of accusing someone of something that is considered unacceptable by many people , especially when you have no proof : McCarthyism is named after the American politician Joseph McCarthy, who in the 1950s accused many Americans of being Communists. She was a victim of McCarthyism.Blaming and accusingUnited States politics and government McCarthyite     /-aɪt/ noun [C], adjective (also McCarthyist) He led a McCarthyite witch hunt against homosexuals .United States politics and governmentBlaming and accusing
(Definition of McCarthyism noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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