A phrase used to describe the finality of a decision made by someone.
Once someone has made a decision and can not back out of it.
Derives from the immature act of sticking one's thumb in a can and attempting to pull it back out.
Once someone has made a decision and can not back out of it.
Derives from the immature act of sticking one's thumb in a can and attempting to pull it back out.
Jim: Why don't you just leave her?
Ted: I can't mate, I've got my thumb in the can now.
Wish I'd have said no to that promotion...now I've got my thumb in the can.
Ted: I can't mate, I've got my thumb in the can now.
Wish I'd have said no to that promotion...now I've got my thumb in the can.
by JohnJoeTheGood May 13, 2019

When u giver her the Kentucky thumb
by Hoddel May 20, 2021

The use of one's thumbs to herd cows on your ipod in the game Cows vs. Aliens. Whereas, on the ipad, the use of all fingers is possible.
by Brain Stew July 24, 2011

by Snakey Sneak October 18, 2019

When you blow up your thumb with explosives so it swells and needs stitches, in order to use it sexually because your dick isn't big enough for her.
She was going to leave me because of my micro penis. So I threw some SLAPP rounds down range until my 50 exploded. Now my Kentucky thumb will keep us together for 2 more weeks.
by Kentucky Thumb May 20, 2021

Refers to Scott from Kentucky Ballistic's near fatal injury from a .50 BMG explosion that was averted when he put his thumb into a hole in his neck to stop the bleeding.
by BillNyeTheWesternSpy May 20, 2021

by Red-50 May 20, 2021
