When you insert your thumb into a Connecticut girls ass while hittin it from behind. Giving you leverage for more thrust.
by Phat56Pat January 27, 2023
by Biggaybear April 2, 2013
While playing the giver in the "doggy style" sex position, insert your thumb into the rectum of the reciever.
by The Cryomancer May 20, 2021
i gave her the Kentucky thumb
by rico the destoyer May 20, 2021
by Tool man April 23, 2018
She had taco bell earlier in the day, but the good ol' Kentucky thumb will prevent any accidents from happening in bed tonight.
by awesome gamer. May 20, 2021