During the act on intercourse, you stick you thumb in your partners ass with authority while saying "ITS WATER MELLON TIME"
Ralph, how'd you get two black eyes?
Scott, I gave the misses the "Kentucky Plug" last night. Killed the mood, I was blind, and she's sitting on an ass donut. Would not recommend it.
by analbabes May 20, 2021
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The sexual act of inserting one's thumb into an opening to minimize the outpouring of bodily fluids
She reached climax and I gave her the Kentucky Plug so she didn't mess the sheets
by Chappers88 May 20, 2021
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An instance where you use your thumb to plug an orifice from "leaking" too much.
Things were getting hot and heavy with Megan last night so I had to give her The Kentucky Plug to keep the sheets from getting soaked.
by R3a1ityD31usion May 21, 2021
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When you've pounded her ass so hard that's she's got seapage so you switch you the pink and shove your thumb in the stink.
Bro-Vet 1: Dude her ass started leaking so I had to stop.

Bro-Vet 2: Naw dude. Next time switch holes and give her The Kentucky Plug.
by Chester McHandsy May 21, 2021
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When one's partner proceeds to shove their thumb up their vagina and/or anus, for the sexual pleasure of the recipient. Conceived by the friendly neighborhood AK Guy, Brandon Herrera, after making jokes about the unfortunate accident of one Kentucky Ballistics' near fatal accident, in which his Serbu RN-50 exploded in his face.
"For the love of Christ, if the Kentucky Plug isn't an actual sex position on Urban Dictionary yet, you guys have to make it one." ~~Brandon Herrera

"I tried giving her the Kentucky Plug, she said Mr. Ballistics' was bigger." ~~ User: Space Texan

"Come on Mary, I want to give you the Kentucky Plug, and you know you wanna take it."

"Being a Kentucky guy I'm always giving my wife the Kentucky thumb.. but we usually just call it the shocker. Lmfao" ~~ User: kentucky boy 92
by Pat_The_Rat May 20, 2021
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The Kentucky plug is a sexual position where your partner is in the doggy position with a .50 SLAP round in their mouth and you stick your thumb in your butt while they donkey kick your eggplant.
"We did the kentucky plug last night. I'm just glad I survived. " Kentucky Ballistics
by Worthy0ne May 21, 2021
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