Crossword Genius

Rogue quietly abandoned swindle (4)

Ross

I believe the answer is:

scam

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

'swindle' is the definition.
(scam is a kind of swindle)

I cannot understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for scam that I've seen before include "Swindle (sl.)" , "Fraudulent action" , "Fraud, dishonest scheme" , "Hoax" , "Rip-off" .)

I've seen this clue in The Guardian and The Telegraph.
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.