WILDCAT

Definition

1. adjective outside the bounds of legitimate or ethical business practices.
2. adjective without official authorization. — synonyms: unauthorized, unauthorised
3. adjective (of a mine or oil well) drilled speculatively in an area not known to be productive.
4. noun an exploratory oil well drilled in land not known to be an oil field. — synonyms: wildcat_well
5. noun a cruelly rapacious person. — synonyms: beast, wolf, savage, brute
6. noun any small or medium-sized cat resembling the domestic cat and living in the wild.