°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.
°(computing) The part of a
slider that may be moved linearly along the slider.
verb
°To touch with the thumb.
°To turn the pages of (a book) in order to read it
cursorily.
synonyms:
pollex, thumby, browse, leaf
more»
, page, peruse