wildcatter
noun/ˈwaɪldˌkætə(ɹ)/
Etymology From wildcat + -er.
1
US Someone who drills for oil speculatively.
2
A worker who participates in a wildcat strike.
3
Engineering, Firearms, Government, Military, Natural sciences, Physical sciences, Politics, Tools, War, Weaponry A person who makes wildcat cartridges and the guns that use them.
- Roy Weatherby began his career in the firearms industry as a “wildcatter”, developing his revolutionary ideas about rifle cartridge performance and design.a. 2005, “Ammunition”, in Weatherby, archived from the original on 15 Feb 2005: