Making a rumbling noise.

A low, heavy, continuous sound, such as that of thunder or a hungry stomach. / (slang) A street fight or brawl.

(intransitive) To make a low, heavy, continuous sound. / (transitive) To discover deceitful or underhanded behaviour. / (intransitive) To move while making a rumbling noise.

An onomatopoeia describing a rumbling noise

Deep- and slow-sounding.

A muted sound of complaint or discontent. / A deep low noise.

present participle of rumble

plural of rumbling

simple past tense and past participle of rumble

plural of rumble