|—n , pl -kas|
|1.||a 19th-century Bohemian dance with three steps and a hop, in fast duple time|
|2.||a piece of music composed for or in the rhythm of this dance|
|—vb , -kas, -kas, -kaing, -kaed|
|3.||(intr) to dance a polka|
|[C19: via French from Czech pulka half-step, from pul half]|
A lively dance for couples, originating in eastern Europe.
Note: Johann Strauss, the Younger wrote many polkas.