thumb sneeze

The action of one's thumb striking a touch screen device in rapid succession involuntarily.

I was going for a Large Straight in Yahtzee and my thumb sneeze made me roll again! My thumb sneeze caused me to take a lousy Chance!

by Jacksaw1991 August 9, 2016

all thumbs

very awkward or inept, not dextrous

He is all thumbs with power tools.

by The Return of Light Joker April 8, 2009

green thumb

(n.) An expression used to describe someone's affinity/skill at gardening or growing plants.

Jillian has quite a green thumb; look at her tomato patch!

by Smkngmgc June 21, 2004

thumb boosting

the act of giving an urbandictionary definition a thumbs up on your work computer, home computer, and your iPhone every day. it certainly does add up after a while.

Fred kept thumb boosting his definition of "love" every day for 2 years until it had the 5th most thumbed up definition of the word.

by brett69xxx September 23, 2009

crack-thumb

The inevitable deterioration of skin located at the thumb print area of the appendage caused by continuous use of a cigarette lighter to smoke crack cocaine or methamphetamine.

Jacob's family agreed that he was back on the dope by the reappearance of his tell tale crack-thumb.

by AUSMERZUNG ENVISAGER May 31, 2014

thumb in butt

To jam your thumb in the anus and make her scream daddy till she cums

I gave her the thumb in butt broski.

by CatDog6969 September 13, 2017

black thumb

A wannabe gardener who kills plants. Opposite of green thumb.

I have killed all the plants in my house. I must have a black thumb.

by Clifford D. September 13, 2006