thumbgun 

Using you thumb to puncture the side of a beer can so you can shotgun it.

Dorothy said after a thumbgun she tends to pinkout.

thumbgun by VERG January 4, 2009

thumbunicating 

texting

the police pulled her over for thumbunicating while driving.

thumbunicating by J. M. Kiter March 27, 2013

Thumbrunner 

Person who constantly has their thumb up their ass.

Why don't one of you thumbrunners stop watching and give me a hand here!

Thumbrunner by Dick Wazinya July 31, 2009

thumbmunicator 

Someone who is addicted to electronic messaging using only their thumbs.

Thank goodness he has two thumbs so he can be a better thumbmunicator.

thumbmunicator by Stefanie l Johansson October 21, 2009

Thumbgina 

The extra skin between your index finger and thumb. Not to be mistaken for a thumb wenis.

Would you like to touch thumbginas?

Thumbgina by Kumbuchadumpster May 9, 2023

Thumbunctious 

When something is so cool you just have to stick your thumb up! 👍

“Dude… This is such a thumbunctious party! 👍”
“You’re being totally thumbunctious right now… 👍”

Thumbunctious by pseudonymmeister August 21, 2023