guinea pig
Pronunciation
  • IPA: /ˈɡɪni pɪɡ/
Noun

guinea pig (plural guinea pigs)

  1. A tailless rodent of the family Caviidae and the genus Cavia, with short ears and larger than a hamster; the species Cavia porcellus is often kept as a pet.
    Synonyms: cavy
  2. A rodent of any of several species within the family Caviidae.
  3. (figuratively) A living experimental subject.
    Synonyms: lab rat
    He became a human guinea pig and was paid by the company.
  4. (dated, slang) A professional company director, without time or real qualifications for the duties.
  5. (obsolete) Term of contempt.
Translations Translations


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