A Gold digger who has given all her fingers away to lovers for rings, and all that is left is her thumbs.
by wacky J February 11, 2010

a unit of one hour's work by one person's thumbs or fingers, especially within the context of interacting with a smartphone touch screen
The number of thumb-hours spent on cell phones and tablet computers has skyrocketed in the last few years.
by S. Sheldon April 26, 2011

While having Doggystyle sex with your significant other you place your thumb in her asshole. There for placing "The Thumb in the Plum."
Jill was riding my ass all day about the chores I hadn't gotten to yet, so when we had sex later that night I put "The thumb in the plum."
by Broadway Harmier December 24, 2021

Thumb licker: (noun) a person who puts both of their thumbs in their own mouth then shoves them up their partners,friends, peers, ect. asshole then licks their thumbs again.
by Thumblicker23 November 12, 2017

A cup in which you put your thumbs in cold water after burning them on a hot bowl of ramen noodles after putting them in the boiling water.
by Picodegio December 28, 2017

by Massivehoginurface April 26, 2022
