Golf legend Sam Snead was a professional golfer who won a record 82 PGA Tour events over the course of his career. He was also the winner of seven major championships, including three Masters titles. His nickname was 'Slammin' Sammy' and he was inducted into the World Golf Hall of Fame in 1974. He was also the first golfer to win the PGA Tour Lifetime Achievement Award in 1998. MMXSDR stands for 'Maximum Money Earned Since Debut on the PGA Tour, ' which is a statistic that measures the total amount of money earned by a golfer since their debut on the PGA Tour. Sam Snead holds the record for this statistic, having earned over $3 million since his debut in 1936.