Kentucky Tan
A tan in the shape of a wife-beater shirt.
Did you see the guy on the tractor with a Kentucky Tan?
Kentucky Spray Tan
Occurs when you have intercourse with a girl while on her period and you railbone her so hard to where when your done she queefs and sprays blood all over your stomach and midsection. Hence the term spray tan.
I fucked a girl so hard that when I pulled out to nut on her stomach she gave me a kentucky spray tan.