Crossword Genius

Fish in a London well! (4)

Ross

I believe the answer is:

shad

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

'fish' is the definition.
(shad is a kind of fish)

I don't understand the rest of the clue.

Can you help me to learn more?

(Other definitions for shad that I've seen before include "fish that's been caught" , "Fish; dash (anag.)" , "Herring-like fish" , "Fish related to the herring" .)

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.