Using your thumb to prevent the flow of bodily fluids.
Scott used his Kentucky thumb to save himself from squirting bodily fluids all over his own father.
The act of sticking your thumb in you girls asshole and then shouting you wont bleed out
Me: I gave my girl the Kentucky Thumb last night.
Friend: Wish my girl would let me do that
Putting your whole thumb into a buthole during sex. Can be performed by a partner or solo.
The saying originates from an accident that occured when the popular gun-youtuber Scott DeShields or "Kentucky Ballistics" was shooting his 50.Cal sniper rifle. The rifle exploded and sent shrapnel in his neck and caused severe blood loss. To save his life Scott put his thumb into the whole where the shrapnel had penetrated his skin and thus making it to the hospital and surviving.
After the accident the gun community exploded with memes about his thumb and ultimatley the "Kentucky Thumb" was created.
I gave my girl a Kentucky Thumb last night and she loved it.
Have you ever tried to do a Kentucky Thumb to your wife?
When you're getting spicy in the bedroom and your slap rounds hitting her ass just aren't enough.
Come on baby give me that "Kentucky Thumb"!
Is a sexual activity involving the stimulation of the thumb of a person by another person using the throat and may be performed as foreplay to incite sexual arousal before other sexual activities.
When you want to make Him/Her gag, put the Kentucky Thumb in it
A sexual position where the male inserts his thumb into the female’s vagina during her period.
Scott gave me the Kentucky Thumb last night!
When you're girl is on her period and she lets you put your eggplant in her truffle tunnel on top of a folding table, but you don't want any blood on your ham candle so you "stick a thumb in it."
Got to ride the mud slide last night, but it was that time of the month so I gave my girl the "Kentucky thumb".