A sex act where you shove a thumb in it(it being any hole) the same way Kentucky Ballistics shoved a thumb into his wound after his gun exploded.
Guy 1: I gave her the Kentucky Thumb last night
Guy 2: How'd it go?
Guy 1: Well I stopped her bleeding from her period
Guy 2: How'd it go?
Guy 1: Well I stopped her bleeding from her period
by A SLAP round May 20, 2021

Putting a thumb in your anus to stimulate the vasovagal response to the point to slow your heart rate down to prevent shock or death from bleeding, can also be used for pleasure also.
by Nightmed May 20, 2021

by Sladewilson122 May 20, 2021

by Kentucky man May 20, 2021

When you sever an artery, plug the bleeding artery, and then shove it up a girls ass while firing slap rounds out of your .50 cal
Person 1: Have you heard about Scott?
Person 2: Yeah He gave his wife the Kentucky Thumb a few weeks ago
Person 1: Have you heard about Scott?
Person 2: Yeah He gave his wife the Kentucky Thumb a few weeks ago
by GUNMEMEREVIEW May 20, 2021

by Brandon sent me May 20, 2021

by Scott Allen DeShields, Jr. May 20, 2021
