What does muttering mean?
Speaking or making a low indistinct sound, often in a state of annoyance or discontent. To talk or speak in a low, indistinct voice, often in a state of annoyance or discontent.
Example
"She was muttering to herself as she walked down the street, clearly upset about something."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.