wildcat
1. adjective
1
unauthorised, unlicensed, unsanctioned US, 1870.
2
characterised by high risk and unsound business planning US, 1877
2. noun
1
strong, illegally manufactured whisky US, 1999.
2
methcathinone mixed with cocaine. An elaboration of CAT (methcathinone) US, 1998.
3
in oil drilling, a well drilled in unproven land US, 1954