Killbilly is a term for armed and dangerous people (often white) who dwell in rural, mountainous areas in the United States, primarily in Appalachia and the Ozarks. They are often suspected, wanted or convicted of a violent crime, usually involving firearms.
Ed was one mean killbilly.
by SultaOfDefinitions August 20, 2017
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Person1: hey did you saw the news yesterday?
Person2: yea i heard theres a killbilly running around
by Freitag_Heute December 25, 2020
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