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
When u giver her the Kentucky thumb
by Hoddel May 20, 2021
"yeah man she was on her period, i gave her the Kentucky Thumb on accident"
"His gun blew up, that Kentucky Thumb saved him"
"His gun blew up, that Kentucky Thumb saved him"
by NoticeMeBrandon May 20, 2021
A mid to late 30s white male with a receding hairline, and to top it off a head shaped like a thumb.
by Ladyford September 23, 2017
by JON DOH7487387847847 March 31, 2022
by Fortnite>women February 12, 2018
by iamtherealalberteinstein May 8, 2022