guinea pig
noun /ˈɡɪni pɪɡ/
/ˈɡɪni pɪɡ/
- a small animal with short ears and no tail, often kept as a petTopics Animalsb1
- a person used in medical or other experiments
- Students in fifty schools are to act as guinea pigs for these new teaching methods.
Extra ExamplesTopics Scientific researchc1- She wants Burke to be the guinea pig in the experiment.
- The company used my client as a human guinea pig.
- Twenty students volunteered to act as guinea pigs.
Oxford Collocations Dictionaryadjective- human
- act as
- be
- use somebody as
- …
- guinea pig for