sister act

English

Pronunciation

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Noun

sister act (plural sister acts)

  1. a variety show involving two or more sisters
    • 1925, Anita Loos, Gentlemen Prefer Blondes, page 134:
      I mean Dorothy keeps trying to depress me because she keeps saying that I will probably end up in a farm in the Central of Europe doing a sister act with a plough.
  2. (slang) group sex involving two or more sisters (female siblings of each other) with one or more men.

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