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

by Jizzñe____007 June 7, 2024

by Durban Bictionary May 20, 2021

by BloodyOwl May 24, 2020

Taken from a faulty SLAPP round the "Kentucky thumb" is when the man is about to conclude the sexual act and he jams his thumb up her arse.
by Gerald4War May 20, 2021

THe act of using your thumb as a weapon, b whiping it with your wrist and delivering devistating pian on someones head.
by Tommy-boy March 29, 2008

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
