To try to get a ride in a passing vehicle while standing at the side of a road. Generally by either sticking out ones thumb or holding a sign with one's stated destination.
The shortest and thickest of the fingers that can be placed against the others in order to create a firm grip.
feel or handle with the fingers; "finger the binding of the book"
look through a book or other written material; "He thumbed through the report"; "She leafed through the volume"
travel by getting free rides from motorists
the thick short innermost digit of the forelimb
a convex molding having a cross section in the form of a quarter of a circle or of an ellipse
the part of a glove that provides a covering for the thumb