山姆大叔(Uncle Sam)是美国的绰号,源于1812年英美战争期间。当时,一个名为山姆尔·威尔逊(Samuel Wilson)的人专门检查美国政府的军需品订货,其亲友平时叫他“山姆大叔”。因其姓名的英文首字母 U.S.与军需品箱子上的美国简称 U.S.相同,人们戏称这些箱子都是他的。传开后,“山姆大叔”即成了美国的绰号。1961年国会通过决议,承认山姆大 Uncle Sam is the nickname of the United States. It originated during the American War of 1812. At the time, a man named Samuel Wilson specialized in examining the U.S. government’s munitions orders. His friends and relatives usually called him “Uncle Sam”. Because the U.S. English initials of their names are the same as U.S., the U.S. abbreviation on the munitions box, people nicknamed these boxes as his. After the spread, “Uncle Sam” became the nickname of the United States. In 1961, the National Assembly passed a resolution admitting that Sam