Something to toss but not throw away (4)

I believe the answer is:

coin

(Other definitions for coin that I've seen before include "American quarter, for example" , "Money; devise (a word)" , "Metal currency" , "stamp" , "Invent (a new word)" .)

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.