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

When you insert your thumb into another person's orifice, mainly the anus, resulting in pleasure. Usually only done during sexual activities, the phrase was made popular when Kentucky Ballistics 50-cal blew up, and he had to put a thumb in his next so he wouldn't die.
by Clint Yeestwood May 20, 2021

I shouldn't have eaten that double bean burrito I don't know if I'm going to make it to the bathroom I might need a Kentucky plug.
by NotKYballistics May 20, 2021

A sex position which involves a woman using Kentucky Fried Chicken as a buttplug while doing the act. The male and/or female may consume the Kentucky Fried Chicken at any time during/after.
Male 1: "Hey, how was your day yesterday?"
Male 2: "Dude, I just gave my girlfriend the Kentucky Plug! It tasted pretty good!
Male 1: "What the fuck is wrong with you?"
Male 2: "Dude, I just gave my girlfriend the Kentucky Plug! It tasted pretty good!
Male 1: "What the fuck is wrong with you?"
by SexHaver09 May 20, 2021

by Boobylight101 May 20, 2021

When someone who is not acquainted with the proper way to apply a choke during sex via the means of applying pressure to the carotid artery instead just jabs their thumb into their partners throat as if they are Kentucky Ballistics trying to survive a SLAP to the throat.
Thot 1: Ugh, my boyfriend doesn't know how to choke me properly. He just jabs his thumb into my neck.
Thot 2: Ah, the ole Kentucky Plug.
Thot 2: Ah, the ole Kentucky Plug.
by maryland_gun_laws_suck May 20, 2021

Sticking your thumb in your girls bum the same way scott from Kentucky ballistics sticks his thumb in his chest when his .50 cal blows up
by Plugherbum May 20, 2021
