A sexual act that involves a male inserting his thumb deeply into the genetalia of a female. This maneuver can be done while the female is on her period to maintain authenticity to the incident it was named after.
"My husband and I were getting frisky yesterday. He was sad when I told him that I was on my period but soon got excited once more when I offered for him to give me the good Ol Kentucky Plug."
by Goobles168 May 20, 2021

by Pls i wanted to make the funny May 20, 2021

by Brandon Herrera's Oral Notepad May 20, 2021

by TheAKSimp May 20, 2021

by DAL204 May 20, 2021

Sexual act of sticking your thumb into either one’s anus or shrapnel wound, this technique was accidentally discovered by a Kentucky man who had a really hot load ;)
by anonymous May 20, 2021

The sexual act of shoving your thumb all the way into your partners ass and going out with a bang. (SLAP required).
Scott: I don’t want to here about what happened after the party
Brandon: Well I gave her The “Kentucky Plug” last night
Scott: God dang it
Brandon: Well I gave her The “Kentucky Plug” last night
Scott: God dang it
by BackwoodsBandit May 20, 2021
