She asked me to go buy tampons but I gave her the "Kentucky Thumb" instead. It stopped Scott's bleeding...
by Wvlfdarkfire May 20, 2021

A term referring to the sticking of your thumb up a woman(or man) for sexual pleasure, calling back to Kentucky Ballistics .50 BMG accident, were his life was saved by his thumb. This term was popularized after the May 20th 2021 installment of gun meme review hosted by Brandon Herrera
by imadeanaccountjusttopostonce May 20, 2021

When you're nailing your sister from behind and you slip in the back "accidentally" so you shove your thumb in her asshole so blood doesn't get on your bed.
Had an accidental intrusion with sis last night and had to give her the Kentucky thumb to keep the sheets clean
by Imprezaraptor May 20, 2021

A Kentucky thumb is When you go out shoot you your 50 cal. Cone in and stick your broken thumb into her
by slopokedj May 20, 2021

The common technique used to save relationships lacking from spice in bed, This move was invented by the legendary Guntuber, Kentucky Ballistics, after he saved his own relationship with living By using the Kentucky thumb
"she was about to leave me for some bearded ak guy , but i used the good ole Kentucky thumb and she gave me those big ole dough eyes"
by Fenrir FireStar May 28, 2021

by #65 May 20, 2021

Using your thumb (primarily someone from Kentucky) to plug any holes on the human body whether in sexual or non-sexual context.
Brandon: Hey Scott, I gave my wife the good ol' Kentucky thumb after your "incident"
Scott: That's great man, I'm happy to hear that.
Scott: That's great man, I'm happy to hear that.
by Jaybran61 May 20, 2021
