When the thumb of a big bald burly man is jammed with significant force into a natural or unnatural body cavity preventing the cavity from leaking its contents...
“Yeah man, Ellie started her period halfway through the hookup, so I gave her the ol’ Kentucky Plug”
by Callout (I love you Brandon) May 20, 2021

Not to be confused with the Kentucky thumb the Kentucky plug is a sexual act where one person smokes Kentucky Plug tobacco while their partner penetrates from behind.
"I should have never tried The Kentucky Plug with Sarah last night it made her start smoking again."
by Bob Branch May 20, 2021

When your having sex with Megan fox and you demand she wares gloves to hide the Kentucky ballistic Thumb
"She asked for the Kentucky Plug"-Scott
by Anamu_wuver May 20, 2021

It a sex position where you stick your thumb or thumbs into a random hole on your girl ( or boy). Bonus points if a girl is on her period (this is for Kentucky ballistics)
by Ak-50 lite May 20, 2021

a life saving sex position involving a big gape and a thumb
popularized by Scott Allen DeShields Jr.
No SLAP rounds required :)
popularized by Scott Allen DeShields Jr.
No SLAP rounds required :)
by The Tanker May 20, 2021

When you shove your thumb into your significant other to prevent leakage after unfortunate pre-detonation
-Dude last night I gave Jessica The Kentucky plug last night...
-Brandon why?
-I didn't want to stain the seats of my truck.
-Brandon why?
-I didn't want to stain the seats of my truck.
by AK fanatic... May 20, 2021

A sex act where you ram your thumb so far down her throat you can crimp her jugular. Can be used for added stability when engaging in Rodeo Sex with a particularly feisty partner
by n0shmon May 21, 2021
