When you stick the thumb of your off-hand into your sister's ass, while you cover her mouth with the other.
Jethro was enjoying his time with Jenny while their parents were away, so he slipped her the old Kentucky plug just before she came. She gushed more than KB's jugular after a slap round.
by DaddyDingDongs May 21, 2021
Get the kentucky plugmug. When you stick your thumb up your partners rectum after they have the Jose special at the local Hispanic restaurant and the back pressure of their fart builds up and causing your finger to break in a backwards motion when it explodes.
did you hear about what happened to Scott, get gave Brandon the ole Kentucky plug and now he's in the ER.
by kentuckyplug May 20, 2021
Get the Kentucky plugmug. by Garandcock May 20, 2021
Get the Kentucky Plugmug. by M&m4695 May 20, 2021
Get the Kentucky Plugmug. by BrandonKentuckyRanch May 20, 2021
Get the Kentucky Plugmug. by whygodamiblack May 20, 2021
Get the kentuckey plugmug. Sexual position involving the judicious application of one partner's thumb in a partner's orifice. The orifice in question need not be original equipment to the receiving partner.
by Dregan's Balls May 20, 2021
Get the kentucky plugmug.