Thumb Fuck

To be constantly on your phone texting or messaging non-stop.

Classmate: "Has anyone talked to her about the break up?"
Me: "Na. She's been thumb fucking her phone all day and won't talk to anyone."

by MaddHatter June 27, 2016

The Kentucky thumb

Putting a thumb in your anus to stimulate the vasovagal response to the point to slow your heart rate down to prevent shock or death from bleeding, can also be used for pleasure also.

Put the Kentucky thumb in it.

by Nightmed May 20, 2021

jab my thumb into the eye and follow through

extending the first joke further than it should be, far enough to the point where it becomes irrelevant or unfunny. first scene in jojo's bizarre adventure.

this surgery on a grape meme seems really bad, so i'll jab my thumb into the eye and follow through

by terrobite January 9, 2019

m1 thumb

When you get your thumb stuck in the chamber while you reload an M1 Garand.

Yesterday me and the boys were shootin' the ol' M1 and I got the M1 thumb.

by bootyslammer777 June 9, 2019

San Francisco Thumb Punch

...the sexual act , by a male usually, of reaching around and inserting a thumb into one's anus, before pooping on the sidewalk,

I saw someone downtown on the sidewalk giving himself the San Francisco Thumb Punch. He must have been constipated because he was in there for a while...

by ThatsFuctUp September 17, 2025

Casual thumb

When you casually insert your thumb in your partner's anus during coitus

Brad had me bent over when he gave me some casual thumb. Took me by surprise!

by billmock March 11, 2022

Kentucky Thumb

A sex position that involves using your thumb as a plug.

GIVE HER THE KENTUCKY THUMB

by Kentucky man May 20, 2021