The kentycky thumb is when he puts it in the bum.
by AllyAx May 20, 2021
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Whilst getting dominanted by a faulty 50BMG SLAP round, the shooter who is either getting spanked by recoil and or bitch slapped by gun parts inserts an erect thumb into their jugular vein to control the intense secretion of bodily fluids.
After I tied my RN50 to my ballsack, which exlploded from a 161,000 psi blast, not 85,000 psi. My severed arteries and shredded balls required the maneuver known as the Kentucky Thumb.
by Infamous Griefer May 21, 2021
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When you shove your thumb in the anal cavity to prevent explosive diarrhea during intercourse
Last night, when I pull my dick out her ass, it started leaking. So I gave he a Kentucky Thumb.
by SQUIRRELMODE May 21, 2021
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Taking your thumb and putting it in your bf/gf's holes, take your pick

"I just gave my girlfriend the good ol Kentucky thumb"
"I just gave my girlfriend the good ol Kentucky thumb"
by ALLOFUS_ May 20, 2021
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