noun. One who is engaged in speculative mining or well drilling in areas not known to be productive.

noun. A promoter of speculative or fraudulent business enterprises.

noun. A worker who participates in a wildcat strike.

noun. One who prospects for oil or ores, or takes other ventures; one who opens new oil-wells, mines, or similar venturesome enterprises.

noun. Someone who drills for oil speculatively

noun. A worker who participates in a wildcat strike

noun. person who makes wildcat ammunition and the guns that use them.

noun. an oilman who drills exploratory wells in territory not known to be an oil field

"The term "wildcatter" generally refers to a person or company that drills oil wells in areas not known to be oil fields, indicating that many of the companies included in this fund maintain speculative, risky operations."

oilman