The term SILVER FLAW is a combination of two words, silver and flaw. Silver is a precious metal that has been used for centuries in jewelry, coins, and other items. A flaw is an imperfection or defect in something. When combined, the term SILVER FLAW refers to an imperfection in silver, such as TARNISH. TARNISH is a discoloration or corrosion of silver caused by exposure to air, moisture, and other elements.