it is when you are having sex with your female partner and you stick your thumb up her ass or her vagina
by kingfatty1 May 20, 2021
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by WhereAK-50 May 20, 2021
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When you stick the thumb of your off-hand into your sister's ass, while you cover her mouth with the other.
Jethro was enjoying his time with Jenny while their parents were away, so he slipped her the old Kentucky plug just before she came. She gushed more than KB's jugular after a slap round.
by DaddyDingDongs May 21, 2021
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B: “I’m gon give you tha Kentucky Plug tonight, sis.”
S: “It’ll be like the family reunion all over again.”
S: “It’ll be like the family reunion all over again.”
by Pandora's Flame May 20, 2021
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The Kentucky Plug is the act of sealing your sexual partner's vagina while she's on her period so you can hit it from behind without ruining the bedsheets.
Man this girl the other night, I guess it was that time of the month so I had to use The Kentucky Plug on that bitch. Ain't gonna be washing my sheets today
by Dryphu May 20, 2021
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The act of using your thumb to seal your sexual partner's vagina while having anal sex on her period, as a way to not get your sheets dirty.
Man this bitch the other night... I don't know I guess it was her time of the month so I had to use The Kentucky Plug on her so I didn't have to wash my sheets in the morning
by Dryphu May 20, 2021
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