by AKGopnik1947 May 20, 2021

by Datsavageboi69420 May 20, 2021

A position in sex where one of the participants sticks their thumb into the other participant's rectum in order to sufficiently block any leakage.
by FakeBeans May 20, 2021

The act of using a thumb, (left thumb preferred), to prevent leaks. Typically referred to when using it to stop the flow of blood from leaving the body.
My wife ran out of tampons last night, and had to use the Kentucky Plug until I could get back from the store with more.
by No One Important1995 May 21, 2021

A sex position invented after Kentucky Ballistics’ .50 Cal blew up in his face. The person receiving lays either on their back and their stomach, and the giver shoved their thumb in the preferred available hole, goes prone, and maintains the position until the nearest ambulance has been called to “meet them half way.”
“Oh man, Scott says he’s gonna give me the Kentucky Plug tonight. I’m ready to bust right in his face when he does.”
by TennesseeBallistics May 20, 2021

by Jeayzee September 20, 2022

During sex, suddenly insert your thumb into the vagina, and keep pressure on this thumb placement for an extended period of time.
by Lee is a loser May 20, 2021
