Sth Asked Meaning Stop Noise Loud Son Practising

Meaning: to stop a noise from getting too loud

• keep sth down My son was practising the drums when the woman next door called and asked if he could keep it down a little.
  
  
• keep sth down While they were chatting, one of the library staff came over and asked them to keep their voices down.
  
  

Nouns often used as objects with keep down (2): noise, voices, music, racket