A town or city police officer (1970s+ Citizens band)
A resident of a small town or rural area (1940s+)
The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D. Copyright (C) 2007 by HarperCollins Publishers. Cite This Source
Idioms and Phrases with local yokel
A native or inhabitant of a particular locale, as in She's only gone out with local yokels, so she's not used to more sophisticated men. This disparaging rhyming term was first used by troops stationed away from home.
[ ; mid-1900s