Definition of Blue Blouse in English:
Blue Blouse
noun
historicalA Moscow theatre company formed in 1923 that staged topical material for the purposes of political propaganda; (hence) a Soviet theatre movement influenced by the performance style of this company.
Origin
1970s; earliest use found in Drama Review. After Russian Sinjaja bluza, so called with reference to the blue workers’ uniforms in which the actors performed.
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