Wiktionary(0.00 / 0 votes)Rate this definition: pus(Noun) A whitish-yellow or yellow substance composed primarily of dead white blood cells and dead pyogenic bacteria; normally found in regions of bacterial infection.
Memorial Day is a federal holiday in the United States for remembering the people who died while serving in the country's armed forces.
Introduction. Memorial Day, an American holiday observed on the last Monday of May, honors men and women who died while serving in the U.S. military. Originally known as Decoration Day, it originated in the years following the Civil War and became an official federal holiday in 1971.