Crossword Genius

Spot congregation getting energy for nothing (5)

Ross

I believe the answer is:

fleck

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

'spot' is the definition.
(synonyms)

I don't understand the rest of the clue.

Can you help me to learn more?

(Other definitions for fleck that I've seen before include "Little spot" , "Small patch of colour/light" , "Streak or spot" , "Small patch of colour" , "A bit of colouring" .)

I've seen this clue in The Independent.
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.