- 1[transitive, intransitive] murmur (something) + speech murmur that… to say something in a soft, quiet voice that is difficult to hear or understand She murmured her agreement. He murmured something in his sleep. She was murmuring in his ear.
- 2[intransitive] to make a quiet continuous sound The wind murmured in the trees.
- 3[intransitive] murmur (against somebody/something) (literary) to complain about someone or something, but not openly The people murmured against the new regime.
NAmE//ˈmərmər//Verb Forms present simple I / you / we / they murmur
he / she / it murmurs
past simple murmured
-ing form murmuring