n. Idioms: A coin of the United States or Canada worth ten cents. a dime a dozen Overly abundant; commonplace. on a dime At a precise point; within a narrowly defined area: a sports car that stops on a dime. [Middle English, tenth part, from Old French disme, from Latin decima (pars), tenth (part), from decem, ten; see dek in the Appendix of Indo-European roots.] |
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