Definition of "wildcat"
wildcat
/ˈwaɪldˌkæt/
noun
plural wildcats
adjective
not comparable
(usually derogatory) Of or concerning businesses operating outside standard or legitimate practice, especially:
(derogatory, dated) Of or concerning irresponsible banks or banking, (particularly) small, independent operations.
(oil industry) Of or concerning oil exploration in new areas, (particularly) small, independent operations.
(firearms) Of or concerning customized or hand-made cartridges.