When a slap round sends parts of your 50. BMG Into your body and you jam your thumb into your neck to avoid forever sleep.
by that boy billy jenkins 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 #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

Shoving your thumb deep into yourself or another person with a lot of force, can be in a sexual or life saving situation
Brandon - Man, you don't look so good
Scott - Yeah, when my girlfriend gave me a Kentucky Thumb last night
Scott - Yeah, when my girlfriend gave me a Kentucky Thumb last night
by qwertybears280 May 20, 2021

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

by Kentucky man May 20, 2021
