kentucky under

When you fuck your sister/cousin missionary style (Like the good Lord intended)
Bro, Bubba totally gave his sister the Kentucky Under last night!
by OneSharkeeBoi September 29, 2018
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Kentucky down under

Kentucky down under: U take a big pile of horse shit...throw it on her puss and fuck the shit outta her.
by BADASS67 June 10, 2009
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