When you need to, for whatever reason, plug a human orifice with your thumb. Sometimes you need to Kentucky plug the hole in your neck that is rapidly leaking blood. Other times, you need to Kentucky plug your girlfriend's asshole because it's Tuesday and you haven't plugged it since Sunday and she's itchin' for a pluggin'.
Mr. Herrera: Scott gave me the Ol' Kentucky Plug last night!
His friend: dude... gay....
Mr. Herrera: No, this time he was just plugging a shrapnel wound in my leg...
His friend: What do you mean "this time"... Did he Kentucky Plug you some other time?
Mr. Herrera: *abruptly changes subject*
His friend: dude... gay....
Mr. Herrera: No, this time he was just plugging a shrapnel wound in my leg...
His friend: What do you mean "this time"... Did he Kentucky Plug you some other time?
Mr. Herrera: *abruptly changes subject*
by BicuriousOyster May 20, 2021

A sex position in which a man sticks his thumb into a women’s ass, vagina, or other in order to sexually stimulate her.
by Something Or Other May 20, 2021

A sexual act where you use your thumb to sexually pleasure a woman who is on her period. The thumb has to be used in such a way as to plug any blood flow.
by Arpytrooper May 20, 2021

When you are in the middle of a sexual act with a partner and shove your thumb up Your partners Butthole
by WhereisAk50 May 20, 2021

We almost lost Kentucky ballistics but it's a good thing he used the old Kentucky plug to save his own life
by Not a Hot SLAV round May 20, 2021

When you insert your thumb into a hole for the purpose of commemorating Scott from Kentucky Ballistics.
by Trisket93 May 20, 2021

by Chessus May 20, 2021
