Thumb Rack

They're the dimples on the lower back where you can rest your thumbs when hitting it from behind.

Did you see that girl when she bent over to tie her shoes? Yeah she had a nice set of Thumb Racks.

by JPetto19 January 31, 2024

Control thumb

A method of controlling aspects such as tempo, depth, pleasure/pain, and orgasm of a woman by inserting the thumb tip of your dominant hand into her asshole and putting you fingers towards her back as if to grab her by the inside of her ass while fucking her pussy from behind.

Ashley yelled that she wanted John to go harder and deeper, so he took his right hand off her hips and used his control thumb. She immediately stopped telling him what to do and went along with however John decided to treat her in that position.

by Thumb-man June 18, 2024

Kentucky Thumb

When your girl is bleeding from her lady bits and you stop the bleeding with your thumb.

She was having a monster period so I gave her the Kentucky Thumb

by AlmightyWam May 20, 2021

kentucky thumb

the act of putting your thumb into a hole... (especially the ones bleeding a lot)

"boiiii, imma put a kentucky thumb in her butt tonight"

by TheSaiyan May 20, 2021

Thumbs up

Thats your so gay you can’t control it

Jack if putting thumbs up he gay asf ong🤪🤪🤪

by Ok4848482905 May 8, 2022

Thumb Jockey

A texting driver.

"I passed so many Thumb Jockeys on my last motorcycle trip; mostly between Illinois and Ohio."

by Off with her head! September 7, 2016

Thumbs up from below

An Erect Penis, Hard on, Stiffy or a Brick Emoji

Chid : Yooo bro you got a thumbs up from below
Bom: nah bro im jus packin
Chid : Bom has a thumbs up from below

by Rodaln Mcnodaln October 19, 2023