1. a low, continuous sound that is not clearly heard
2. the act of speaking in a low, unclear voice, often to express dissatisfaction

1. making a low, continuous sound

Examples

• The murmuring of the stream was soothing.
• There was murmuring in the crowd about the delayed flight.
• She heard murmuring voices from the next room.
• The murmuring brook flowed gently through the forest.
• His constant murmuring about the weather annoyed everyone.
• The murmuring wind rustled through the leaves.
• The teacher ignored the students’ murmuring during the test.