granny dress

American  

noun

1. a loose-fitting, ankle-length dress, usually with long sleeves and a high collar and sometimes having flounces, ruffles, or lace trimming.

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Etymology

Origin of granny dress

First recorded in 1905–10

Example Sentences

She was dressed in striped tights beneath a black granny dress, with lots of little Japanese decorer toys safety pinned to it -- anime characters, old world leaders, emblems from foreign soda-pop.

From Little Brother by Doctorow, Cory