What is proof?
proof: make or take a proof of, such as a photographic negative, an etching, or typeset; knead to reach proper lightness; read for errors; activate by mixing with water and sometimes sugar or milk; make resistant (to harm); (used in combination or as a suffix) able to withstand
Updated on Saturday, February 04 2012 at 03:59AM EST
Source:
wordnetweb.princeton.edu/...