wildcatter

[wahyld-kat-er]

Origin of wildcatter

An Americanism dating back to 1880–85; wildcat + -er1
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British Dictionary definitions for wildcatter

wildcatter

noun
  1. US and Canadian informal a prospector for oil or ores in areas having no proved resources
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012