proving ground
noun/ˈpruːvɪŋ ɡraʊnd/
/ˈpruːvɪŋ ɡraʊnd/
- a place where something such as a new machine, vehicle or weapon can be tested
- It's an ideal proving ground for the new car.
- (figurative) The club is the proving ground for young boxers.
Want to learn more?
Find out which words work together and produce more natural sounding English with the Oxford Collocations Dictionary app.
Check pronunciation:
proving ground