- 1[usually singular] used to refer to a person, thing, etc. when you do not know their name or when you are talking in a general way What would you say to Mrs. So-and-so who has called to complain about a noisy neighbor?
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- 2an annoying or unpleasant person. People sometimes say so-and-so to avoid using an offensive word He's an ungrateful so-and-so.
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