Definitions for "M Weight"
Keywords:  ream, pounds, sheet, thousand, weight
The weight of 1000 sheets of paper, cut into its Basis Size. to top
An alternate term for the weight of 1000 sheets of paper cut into the basis size for that type and grade. Also, twice the basis weight. See also BASIS SIZE BASIS WEIGHT REAM SHEET
the weight in pounds of 1000 sheets of paper of a given basis weight and dimension