Crossword Genius

"Blue" river of waltz (6)

Ross

I believe the answer is:

danube

(Other definitions for danube that I've seen before include "Viennese river" , "Major European river" , "Ban due (anag) - river" , "Great European river, musically blue (6)" , "Europe's musically blue river" .)

I've seen this clue in The New York Times.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.