breeding ground
nounUK /ˈbriː.dɪŋ ɡraʊnd/
US /ˈbriː.dɪŋ ɡraʊnd/
A place where animals go to have their babies.
The pond is a breeding ground for frogs and ducks.
OTHER MEANINGS
2. A place or situation where something bad grows or spreads easily.
Dirty standing water is a breeding ground for mosquitoes.
3. A place where new ideas or people develop and grow.
The university is a breeding ground for young scientists.
4. An area where animals gather to mate and raise their young.
The marsh serves as a breeding ground for many birds.