It's a sex move where you jam a thumb up her vagina until she cums, and don't release it until she orgasms. It's a move based off of a youtuber, Kentucky Ballistics, Injury.
Girl 1: My boyfriend told me he was going to give me the Kentucky Plug tonight!
Girl 2: Woah, that's super hot!
Girl 2: Woah, that's super hot!
by Florbo May 20, 2021

When you slap a .50 cal sized loaf into a broad, then you slam your thumb up her cooter to make sure none of the demon seeds escape.
I fucked Karen last night; I gave her the good ole fashion Kentucky Plug. I’m more than likely going to be a dad now.
by Buster Posey Wide Open May 20, 2021

by Fiddygopew May 20, 2021

by ARsRGood May 20, 2021

by ExcaliburComic May 20, 2021

To surprise someobe by inserting ones thumb into his/her ass. Can also be inserted into a vagina. (In memory of Scott's accident).
She was surprised by the Kentucky Plug.
by Stanley'sDildo May 20, 2021

by SkullyBoiBrody May 20, 2021
