n. 1. A girl or woman regarded as dull, plain, or unfashionable. 2. A person regarded as colorless and primly sedate. [Possibly short for Middle English frumple, wrinkle, from Middle Dutch verrompelen, to wrinkle : ver-, completely; see per1 in the Appendix of Indo-European roots + rompelen, to wrinkle.] frumpi·ly adv. frumpi·ness n. frumpy adj. |
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