IPA: /ˈɡrʌm.bəl/
KK: /ˈɡrʌmbl/
intransitive verb
Definition: To complain quietly or in a low voice, often expressing dissatisfaction or annoyance.
Example: She tends to grumble about the weather whenever it rains.
noun
Definition: A quiet complaint or expression of dissatisfaction, often made in a low voice.
Example: He let out a grumble when he heard the news about the change in plans.
transitive verb
Definition: To complain or express dissatisfaction in a low voice or in a way that is not loud or direct.
Example: She tends to grumble about the weather whenever it rains.