When your girlfriend claims she can give you the "Kentucky Plug" it means she's a keeper, she's highly medically trained, and equally freaky XD so if anything happens I can guarantee she will put a thumb in it.
Woman: "hey baby, you wanna Kentucky plug tonight?"
Man: "of course! Ill go clean my barrel, and over pack my load"
Man: "of course! Ill go clean my barrel, and over pack my load"
by Skyler1 May 20, 2021

When a man is penetrating a woman anally so hard her anal wall ruptures and bleeds. the man then shoves his right thumb in to stop the bleeding.
by DiehardNick May 20, 2021

After a night of drinking rum, you wake early the next morning and shit a super hard brick that stretches your anus to painful extremes but has a clean break. Its usually followed a little while later with an epic dose of the runs.
*limping back to bed* Morning wifey, I just shat a rum plug, you have an hour to use the bathroom before I need it again.
by MoistMoose October 8, 2022

by Almsox May 20, 2021

When engaged in the doggy position anal, with a thumb in her vagina. While calling her by her sister or best friends name.
by Uncle Kit May 24, 2021

While a woman is on her menstral cycle, a person (the woman or her partner) uses their thumb in place of a tampon to stop the bleeding.
Scott's wife forgot to wear her tampon to bed the other day. Acting quickly on his military instict, Scott quickly deployed the Kentucky Plug to stop the bleeding and save their bedsheets.
by Ace-OS May 20, 2021

by BoogBoyInTheBushes May 20, 2021
