To make a continuous deep, resonant sound.

गड़गड़ाना

English Usage: The thunder began to rumble ominously in the distance.

Hindi Usage: दूर से बादल गड़गड़ाने लगे।

To continue or persist in a state or in an action.

जारी रहना

English Usage: The debate continued to rumble on for hours without resolution.

Hindi Usage: बहस बिना निर्णय के घंटों तक जारी रही।

A deep sound or a series of sounds.

गड़गड़ाहट

English Usage: The rumble of the train could be heard from miles away.

Hindi Usage: ट्रेन की गड़गड़ाहट मीलों दूर से सुनी जा सकती थी।