a garment resembling a tunic that was worn by men in the Middle Ages
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a long dress worn by women
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Kirtle \Kir"tle\, n. [OE. kirtel, curtel, AS. cyrtel; skin to Icel. kyrtill, Sw. kjortel, Dan. kiortel, kiole.] A garment varying in form and use at different times, and worn both by men and women.
Wearing her Norman car, and her kirtle of blue. --Longfellow.
Note: The term is still retained in the provinces, in the sense of ``an outer petticoat.'' --Halliwell.