mutter meaning and definition

MUTTER noun

Definition of mutter (noun)

1. a low continuous indistinct sound; often accompanied by movement of the lips without the production of articulate speech
   • synonyms: murmur, murmuration, murmuring, mussitation, muttering
2. a complaint uttered in a low and indistinct tone
   • synonyms: grumble, grumbling, murmur, murmuring, muttering

MUTTER verb

Definition of mutter (verb)

1. talk indistinctly; usually in a low voice
   • synonyms: maunder, mumble, mussitate
2. make complaining remarks or noises under one's breath
   • "she grumbles when she feels overworked"
   • synonyms: croak, gnarl, grumble, murmur