Crossword Genius

Loudly performed hornpipe for navy? (4)

Ross

I believe the answer is:

blue

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

'navy?' is the definition.
(navy is a kind of blue)

I don't understand the rest of the clue.

Can you help me to learn more?

(Other definitions for blue that I've seen before include "Oxbridge player" , "Oxbridge sportsman; sad" , "sportsperson" , "The colour of melancholy" , "Down in the mouth" .)

I've seen this clue in The Everyman puzzle in The Observer.
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.