Grumbling Meaning

There are 3 meaning(s) for word Grumbling

Meaning 1 : continuous full and low-pitched throbbing sound

    Synonyms : rumbling
Meaning 2 : a complaint uttered in a low and indistinct tone

    Synonyms : grumble,  murmur,  murmuring,  mutter,  muttering
Meaning 3 : a loud low dull continuous noise

    Synonyms : grumble,  rumble,  rumbling