American Heritage® Dictionary of the English Language, Fourth
Edition - n. A sawhorse, especially one having a crossed pair of
legs at each end. - n. Slang A ten-dollar bill. Century
Dictionary and Cyclopedia - n. Same as sawhorse. GNU Webster's
1913 - n. A sawhorse. - n. a ten-dollar bill; also, double
sawbuck, a twenty-dollar bill. - n. a framework for holding wood
that is being sawed “Asking a cab driver to break a sawbuck is
impossible, requiring a swing past the neighbourhood where
sidewalk money-changers do their business.” “The rest of us had
to make shift as we could, and I rigged up a "sawbuck" pack-
saddle, with rope loops for stirrups and a blanket across it to
sit on.” “Hyphen added to 'sawbuck' to ensure consistency with
other uses” “The Elk Scouts had under their top-packs a
"sawbuck" pack-saddle, which is a pair of wooden X's; and to the
horns of the X's they hung on each side a canvas case or
pannier, in which were stowed cooking utensils, etc.” “Sport
Harris, who was always looking for a chanc