bead proof

1 definition found

bead proof - Collaborative International Dictionary of English v.0.48 :

  Bead proof \Bead" proof`\
     1. Among distillers, a certain degree of strength in
        alcoholic liquor, as formerly ascertained by the floating
        or sinking of glass globules of different specific
        gravities thrown into it; now ascertained by more accurate
        meters.
        [1913 Webster]
  
     2. A degree of strength in alcoholic liquor as shown by beads
        or small bubbles remaining on its surface, or at the side
        of the glass, when shaken.
        [1913 Webster]