A sexual act where a person shouts "It's watermelon time" as they shove their thumb inside the other's rectum.
"I met this crazy unit at the range, we hooked up and I gave them the "Kentucky Plug" it was awesome. We even kicked eggplants afterwards!"
by Tea Recks May 20, 2021
 Get the KENTUCKY PLUGmug.
Get the KENTUCKY PLUGmug. Using ones thumb to stuff into an orifice or cavity, be it life saving necessity;(Scott of Kentucky Ballistics) or boredom; (Brandon Herrera:the AK guy)
...I felt a desperate throbbing wet sensation, so i stuffed the ol' Kentucky Plug in there, you know, the way kinfolk often do ...
by Alaskan Tundra Tyrades May 21, 2021
 Get the Kentucky Plugmug.
Get the Kentucky Plugmug. by Ohnooomph May 20, 2021
 Get the Kentucky Plugmug.
Get the Kentucky Plugmug. 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
 Get the Kentucky plugmug.
Get the Kentucky plugmug. by Justclowntingz May 14, 2020
 Get the Plug fevermug.
Get the Plug fevermug. When you shove your thumb in someone's hole so hard, and with such stamina, that you literally stop them from dying.
It's a good thing Scott was able to Kentucky Plug himself, or else we'd have had to hear all about how his dad did it to him - that that would've been an even weirder boner.
by tangoprime May 20, 2021
 Get the Kentucky Plugmug.
Get the Kentucky Plugmug. 