The thumb is the first digit of the hand. When a person is standing in the medical anatomical position (where the palm is facing to the front), the thumb is the outermost digit. The Medical Latin English noun for thumb is pollex (compare hallux for big toe), and the corresponding adjective for thumb is pollical.
Read more about Thumb: Evolution
Famous quotes containing the word thumb:
“I had a consuming ambition to possess a miller’s thumb. I believe I have never since wanted anything more desperately than I wanted my right thumb to be flattened as my father’s had become, during his earlier years of a miller’s life.”
—Jane Addams (1860–1935)
“Give a lift to a tomato, you expect her to be nice, don’t ya? After all, what kind of dames thumb rides, Sunday school teachers?”
—Martin Goldsmith, and Edgar G. Ulmer. Charles Haskell, Jr. (Edmund MacDonald)