Another name for a pair. The word is used mostly by hunters, who may speak of a brace of partridges or a brace of shotguns. Derived from the Latin word bracchia for both arms, it literally means "one for each arm
Russ Rowlett (Director), How Many? A Dictionary of Units of Measurement, Center for Mathematics and Science Education University of North Carolina, USA 2005. http://www.unc.edu/~rowlett/units/dictA.html, (Unit of Meas and Covr Factors - Amer) {608}