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

What is required to type multiple sentences on to a smart phone. Or, the time one takes to type on a smart phone uses their thumb breath. If you're getting tired of typing on your phone, you're out of thumb breath.
by Unemeoj October 31, 2022

by Txayvs April 11, 2022

When all of your friends are talking about if they’re going to do a legs day or a chest day at the gym, and you tell them you’re just going to play Xbox all day.
Nah I’m not going to the gym, it’s a thumbs day for me. I’ve been light on cardio also so I might walk to the microwave soon.
by itspoeticjustice July 17, 2016

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

Idiom used when someone is being/making something disorderly or to describe someone as loving gossip
1: Person 1: You really need to stop putting thumbs where they don't need to be.
Person 2: I'll put it all back when I'm done, I promise.
2: They keep putting their thumbs where they don't need to be.
Person 2: I'll put it all back when I'm done, I promise.
2: They keep putting their thumbs where they don't need to be.
by Imaginary_Fiend March 24, 2024

Noun: A sex act. One partner uses their non dominant thumb by inserting their thumb into the anus of the other partner while giving oral sex.
The dominant partner performs a Kentucky Thumb applies pressure to the anal interior with the thumb and places the remaining 4 fingers one of the posterior cheeks, gripping it like a Basketball. All while preforming oral sex on the recipient. This position can be done in either the 69 position or in the standing position.
by TheDuke44Mag May 20, 2021
