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 Xboxer September 25, 2010
medical term: a tear of the ulnar collateral ligament of thumb, causing the thumb to bend sharply away from the plane of the hand
by dadzone June 19, 2010
Book thumb is from holding open a book with your thumb and index finger for long periods of time, causing pain in your thumb muscle.
by blueberrypancak September 2, 2013
When youtubers use a picture of boobs as their thumbnail to attract perverted viewers to their videos and increase the number of views they get
by phillipm August 23, 2014
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