Crossword Genius

Dance partner for Dot often? (5)

Ross

I believe the answer is:

polka

I'm a little stuck... Click here to teach me more about this clue!

'dance' is the definition.
(I know that dance is a is a more specific form of the action of polka)

I don't understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for polka that I've seen before include "a merry dance?" , "Take rapid steps" , "Lively dance of Bohemian origin" , "An originally Bohemian dance" , "Dance in fast time with three steps and a hop" .)

I've seen this clue in The Times.
Want a hint initially instead of a full solution? Install my app