murmur
1. [ verb ] speak softly or indistinctly
Examples:

"She murmured softly to the baby in her arms"

Related terms: talk coo susurrate mutter
2. [ noun ] a low continuous indistinct sound; often accompanied by movement of the lips without the production of articulate speech
Synonyms: muttering murmuring murmuration mussitation mutter
Related terms: sound mumble
3. [ noun ] (linguistics,phonetics) a schwa that is incidental to the pronunciation of a consonant
Synonyms: murmur_vowel
Related terms: schwa
4. [ verb ] make complaining remarks or noises under one's breath
Synonyms: mutter grumble gnarl croak
Examples:

"she grumbles when she feels overworked"

Related terms: complain grumble
5. [ noun ] (medicine) an abnormal sound of the heart; sometimes a sign of abnormal function of the heart valves
Synonyms: cardiac_murmur heart_murmur
Related terms: symptom systolic_murmur
6. [ noun ] a complaint uttered in a low and indistinct tone
Synonyms: grumbling mutter murmuring muttering grumble
Related terms: complaint
Similar spelling:   murmurous
  murmuring