One performs said move by inserting a thumb up ones or someone eles's ass. Originally based on a tragic accident of Scott Allen DeShields, Jr. from Kentucky Ballistics.
When you stick a thumb inside a girl's asshole while eating KFC and watching footage of Scott from KentuckyBallistics nearly getting clapped via a 50. SLAP in conjunction with a Serbu RN-50
Me and my girl both love food sex and guns so we decided to do the Kentucky Plug tonight
Inspired by the youtuber Kentuck Ballistics after his 50bmg rifle blew up in his face. He then used his thumb to stop the blood from leaking out his throat. The Kentucky Plug is a sex position where a man shoves his thumb up the vagina of a woman, causing the same sensation as being fingered