Meaning of the word "guinea pig" in English

What does "guinea pig" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

guinea pig

US /ˈɡɪn.i ˌpɪɡ/
UK /ˈɡɪn.i ˌpɪɡ/
"guinea pig" picture

Noun

1.

a small, tailless, domesticated South American rodent with short ears and a stout body, widely kept as a pet or for scientific research.

Example:
My sister got a new guinea pig for her birthday.
The scientist used guinea pigs in their experiment.
2.

a person or thing used as a subject for experiment, trial, or practice.

Example:
The new software was tested on a few users, who acted as guinea pigs.
I don't want to be a guinea pig for their experimental new diet.
Learn This Word at Lingoland
Related Word: