Flying ace after he became the first pilot to down five German aircraft. The British initially used the term "star-turns" (a show business term), while the Germans described their elite fighter pilots as "Überkanonen" (which roughly translates to "top guns"). The successes of such German ace pilots as Max Immelmann and Oswald Boelcke were much publicised for the benefit of civilian morale, and the "Pour le Mérite", Prussia’s highest award for gallantry, became part of the uniform of a leading German ace. In the "Luftstreitkräfte" the "Pour le Mérite" was nicknamed "Der blaue Max"/The Blue Max, after Max Immelmann, who was the
Flying ace the systematic use of true single-seat fighter aircraft, with enough speed and agility to catch and maintain contact with targets in the air, coupled with armament sufficiently powerful to destroy the targets. Aerial combat became a prominent feature with the Fokker Scourge, in the last half of 1915. This was also the beginning of a long-standing trend in warfare, showing statistically that approximately five percent of combat pilots account for the majority of air-to-air victories. Use of the term "ace" to describe these pilots began in World War I, when French newspapers described Adolphe Pégoud, as "l'As" (French for "Ace")