Meaning Of The Word Guinea pig

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What's the definition of Guinea pig? Find Guinea pig meanings, definitions and more at the Real Dictionary online.

Guinea pig Meaning

Guinea pig Definition
Guinea pig Definition

What's The Definition Of Guinea pig?

guinea pig
countable noun: If someone is used as a guinea pig in an experiment, something is tested on them that has not been tested on people before.

guinea pig in American English
any of various small, plump rodents (genus Cavia) with short ears and no external tail: often domesticated and used in biological experiments
noun: a short-eared, tailless rodent of the genus Cavia, usually white, black, and tawny, commonly regarded as the domesticated form of one of the South American wild species of cavy: often used in scientific experiments or kept as a pet

guinea pig in British English
noun: a domesticated cavy, probably descended from Cavia porcellus, commonly kept as a pet and used in scientific experiments

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