breeding ground

breeding ground (plural breeding grounds)

1. Alternative form of breeding-ground
   • 2023 November 13, Rosalind Jana, “Saltburn and the bizarre life of Britain's stately homes”, in BBC‎^[1]:

     Like those many works before it, Saltburn plays with the idea that these enormous bastions of privilege and power are unique breeding grounds for strangeness – and, crucially, magnets for it too.