shrink rate noun2 •The percentage or fraction of an original size, weight, or mass that is lost when an object or material shrinks.Patternmakers, moldmakers, diemakers, and toolmakers must understand the shrink rates of the materials involved in the casting, molding, and stamping processes. •The percentage or fraction of an original inventory that is left after reductions from theft, spoilage, evaporation, mislaying, and so on.Retail analysts must understand the shrink rates of the businesses whose performance they forecast. formsshrink rates
