Wordnet 3.0
NOUN (2)
1.
a garment resembling a tunic that was worn by men in the Middle Ages;
2.
a long dress worn by women;
The Collaborative International Dictionary of English v.0.48:
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.
[1913 Webster]
Wearing her Norman car, and her kirtle of blue.
--Longfellow.
[1913 Webster]
Note: The term is still retained in the provinces, in the
sense of "an outer petticoat." --Halliwell.
[1913 Webster]
WordNet (r) 3.0 (2006):
kirtle
n 1: a garment resembling a tunic that was worn by men in the
Middle Ages
2: a long dress worn by women