- 1[transitive, intransitive] to speak or say something in a quiet voice that is difficult to hear, especially because you are annoyed about something + speech ‘How dare she,’ he muttered under his breath. mutter (something) (to somebody/yourself) (about something) She just sat there muttering to herself. I muttered something about needing to get back to work. mutter that… He muttered that he was sorry.
- 2[intransitive, transitive] mutter (about something) | mutter that… to complain about something, without saying publicly what you think synonym grumble Workers continued to mutter about the management. Word Origin late Middle English: imitative; compare with German dialect muttern.Extra examples ‘I don’t need a drink, ’ she muttered through clenched teeth. A number of non-British visitors were heard to mutter that it would not have happened in Frankfurt. He was muttering incoherently to himself. Helen began muttering darkly about hospitals. She heard him mutter an oath under his breath. She muttered something about the incompetence of the office staff. ‘How dare she?’ he muttered under his breath.
BrE BrE//ˈmʌtə(r)//; NAmE NAmE//ˈmʌtər//Verb Forms present simple I / you / we / they mutter
BrE BrE//ˈmʌtə(r)//; NAmE NAmE//ˈmʌtər//he / she / it mutters
BrE BrE//ˈmʌtəz//; NAmE NAmE//ˈmʌtərz//past simple muttered
BrE BrE//ˈmʌtəd//; NAmE NAmE//ˈmʌtərd//past participle muttered
BrE BrE//ˈmʌtəd//; NAmE NAmE//ˈmʌtərd//-ing form muttering
BrE BrE//ˈmʌtərɪŋ//; NAmE NAmE//ˈmʌtərɪŋ//