The national personification of the United States, used to refer to the U.S. government or its people; also written as [[山姆大叔|山姆大叔|shan1 mu3 da4 shu1]].

an older male who is perceived as a predator or pedophile, used as internet slang; literally "strange uncle"

the clown character who is the primary mascot of the McDonald's fast-food chain