The term 12 O'Clock High is a 1949 American war film directed by Henry King and starring Gregory Peck. The film follows the story of a US Army Air Forces bomber squadron during World War II. The title of the film comes from the phrase '12 o'clock high', which is used to refer to the highest point in the sky, or the zenith. The crossword solution for this term is 'NOON', which is the time of day when the sun is at its highest point in the sky.