According to Gobsmacked: The British Invasion of American English (Bookshop|Amazon) by Ben Yagoda, the word smarmy, meaning “unctuous” or “ingratiating,” may come from a 19th-century magazine contest, in which readers sent in...
Greg, calling from Norfolk, Virginia, says that when he uses the word smarmy, some people seem not to know it. What does it mean? Where does it come from? Is it even a real word? It’s related to an old verb meaning to smear or be-daub. It’s kind of...

