The act of ducking your thumb down just as you're about to shake someone's hand. If done properly, your hand will slide past theirs, and they'll be left awkwardly grabbing your wrist, looking very confused.
by Joel E. Rogers February 16, 2009
Get the Thumb Duckmug. When you stick your thumb up your anus and You crack your thumb to where it hits the gspot and you splooge all over
by Zane10110 March 26, 2025
Get the Thumb Cracklemug. by KcnDave September 8, 2023
Get the Up ya bum with a rubber thumbmug. Verb: The act of plugging a bleeding hole with your thumb in order to save your life.
Verb: The act of fingering a woman with your thumb
Verb: The act of fingering a woman with your thumb
"I'm going to give myself the Kentucky Thumb once AK Daddy finally finishes the AK-50"
"I'm going to give my wife the Kentucky Thumb this evening for our anniversary:
"I'm going to give my wife the Kentucky Thumb this evening for our anniversary:
by SadBoiBrax May 20, 2021
Get the Kentucky Thumbmug. 
Get the 🖐🤚no thumbmug. When you're hitting it from behind and your slap her ass, to which she responds by yelling "just stick a thumb in it!"
by Captain Hazelwood May 20, 2021
Get the Kentucky thumbmug. 