Bad-mouth — unwanted stuff (5)

I believe the answer is:

trash

(Other definitions for trash that I've seen before include "Waste material (US)" , "Garbage or nonsense" , "Rubbish, waste" , "bull" , "Worthless people; destroy (US slang)" .)

I've seen this clue in The Guardian.

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.