v. i.) To utter words indistinctly or with a low voice and lips partly closed; esp., to utter indistinct complaints or angry expressions; to grumble; to growl.
v. i.) To sound with a low, rumbling noise.
n.) Repressed or unclear utterance.
I heard a mutter of discontent.
The woman next in line began to mutter to herself.
He muttered a curse.
He muttered complaints against the school.
There is muttering in the street about the need for a change of government.
What are you two muttering about?
He heard muttering from the front of the crowd.
Robbie muttered the words under her breath.
She muttered something which sounded like a curse.
He mutters something I cannot hear.
She muttered a brief reply and left.
Muttering to yourself won’t solve anything.Tell me clearly what is bothering you.
The darkened auditorium was filled with muttering.
She muttered something as I wiped her face.
He was in a right tizzy, muttering and swearing.
She can hear the old woman muttering about consideration.
The old woman walked along the street muttering imprecations.
She just sat there muttering to herself.
She heard him mutter an oath under his breath.
The old man was muttering to himself as he looked through his drawers for a pair of socks.
The young boy muttered angrily to himself when the teacher told him he had to stay after school.
The students were muttering something about having too much homework as they left the classroom.
One student was muttering to himself all through the test, and it was distracting some of the others.
The students were muttering to themselves, reviewing the vocabulary in their heads one last time before the test.
The old man muttered something under his breath as his wife stomped angrily out of the room.
The young boy muttered an apology to his teacher and left the room.