Meaning of Jackleg in Urdu

Louis Jean "Jack" Le Goff (April 8, 1931 in Alençon, Orne, France – July 24, 2009 in Saumur, Maine-et-Loire, France) was a French equestrian, best known as the coach of the American three-day eventing team from 1970 to 1984. He coached the team to multiple international championships, winning 18 international medals, including several in the Olympics.