A sex position in where you set a 50 bmg "Slap round" on your night stand and only pleasure you partner by jamming your thumb into holes.
In homage to Kentucky ballistics who saved his life this way.
Do you want to Kentucky Thumb tonight?

No my thumb is still sore from last time, and 50 bmg is expensive.
by SciFiGunFighter May 21, 2021
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When you're nailing your sister from behind and you slip in the back "accidentally" so you shove your thumb in her asshole so blood doesn't get on your bed.
Had an accidental intrusion with sis last night and had to give her the Kentucky thumb to keep the sheets clean
by Imprezaraptor May 20, 2021
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A sex pose where in the Male sticks his thumb in the Females throat.
"Man me and Brittany did the Kentucky Thumb last night" said Scott
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Getting choked out during sex by your partner or self from a thumb being applied to the jugular in a fashion similar to the lifesaving technique used by Kentucky Ballistics.
What’s that bruise from?
My boyfriend gave me the Kentucky Thumb last night after watching Gun Meme Review!
by FLgunMAN May 21, 2021
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A sex position in which you "shove a thumb in it" where? You may ask. You choose
Scott Deshields gave his wife the Kentucky thumb last night
by potatoface28 May 20, 2021
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When you're hitting it from behind and your slap her ass, to which she responds by yelling "just stick a thumb in it!"
Was banging my girlfriend last night and I have here the Kentucky thumb
by Captain Hazelwood May 20, 2021
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When you press your thumb into her behind
She was moaning till he gave her the Kentucky Thumb, then she was screaming.
by DaveslifeYT May 21, 2021
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