pol·o·naise 
(pŏl′ə-nāz, pō′lə-)
(pŏl′ə-nāz, pō′lə-)n.
1. A stately, marchlike Polish dance in triple meter, primarily a promenade by couples.
2. The music for this dance.
3. A woman's dress of the 1700s, having a fitted bodice and draped cutaway skirt, worn over an elaborate underskirt.
[French, from feminine of polonais, Polish, from Medieval Latin Polōnia, Poland.]