thumb Definition

the short thick digit of the human hand that is analogous in position to the big toe and differs from the other fingers in having only two phalanges, allowing greater freedom of movement, and being opposable to each of them; also : a corresponding digit in lower animals

the part of a glove or mitten that covers the thumb

a convex molding : ovolo

to turn over pages

to travel by thumbing rides : hitchhike

to request or obtain (a ride) in a passing automobile by signaling with the thumb

a small usually rectangular device used for storing and transferring computer data : flash drive

a series of usually labeled notches cut in the fore edge of a book (such as a dictionary) to facilitate reference

mbira

having a series of small cuts in the edge of the pages that are labeled and that make it easier to open the book to a particular section

to show very clearly that one does not like or care about (something)

to turn the pages of (a book, magazine, etc.) quickly

an unusual ability to make plants grow

a very small person