muffled sounds cannot be heard clearly, for example because they come from behind a door or wall:
I could hear muffled voices in the next room.
There was the muffled sound of organ practice coming from the chapel.
WORD FOCUS: quiet WORD FOCUS: quiet voice, sound:low , soft, muffled, hushed, subdued place:peaceful, calm, sleepy, tranquil completely quiet:silent, you could hear a pin drop what you say when you want someone to be quiet:sh, shut upnot polite, be quiet, keep it downBrE informal ➔ See alsoquiet
Definition from the Longman Dictionary of Contemporary English Advanced Learner's Dictionary.