dirndl means: Dirndl, a fashion inspired by a particular country, is one such example. This is the Southern German traditional dress that women wear to go with their gentlemen wearing lederhosen. The bodice of the dirndl is a blouse, full skirt, and blouse. The dirndl skirt is made up of light circular-cut dresses that are gathered around the waist, and fall below the knee. (in Fashion Dictionary)

What else does dirndl mean?

Full-skirted, with tight bodice and low neck. It can be sleeveless (or has full sleeves). (in Merlin Dictionary)

Full skirt with gather waistband (in Merlin Dictionary)