thumb

IPA: θˈʌm

The short thick digit of the hand that for humans has the most mobility and can be made to oppose (moved to touch) all of the other fingers.
(graphical user interface) The part of a slider that may be moved linearly along the slider.
(colloquial, Internet) A thumbnail picture.

(transitive) To touch or cover with the thumb.
(transitive, with through) To turn the pages of (a book) in order to read it cursorily.
(travel) To hitchhike
To soil or wear with the thumb or the fingers; to soil, or wear out, by frequent handling.
To manipulate (an object) with the thumb; especially, to pull back the hammer or open the cylinder of a revolver.
To fire (a single action revolver) quickly by pulling the hammer while keeping the trigger depressed.

Examples of "thumb" in Sentences

The last photo in the thumb is his – great shot ….
Under my thumb is the squirmin 'dog who's just had her day.
Every time she goes to sea she makes a pied-de-nez, what you call thumb to the nose, to all your English cruisers.
_] An expression of contempt or insult, which consisted in thrusting the thumb between two of the closed fingers, or into the mouth; whence _Bite the thumb_.
Medical science has proved that there is such a thing as a "thumb centre" in the brain and any pressure or disease in that part of the brain _shows its effect in the thumb_.