If you describe a woman or her clothes as frumpy, you mean that her clothes are dull and not fashionable. adj
I looked so frumpy next to these women.
Translation English Cobuild Collins Dictionary
frumpy , frumpish
badly-dressed, dated, dingy, dowdy, drab, dreary, frumpy, mumsy, out of date
English Collins Dictionary - English synonyms & Thesaurus
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