(v. i.) To make a low, heavy, continued sound; as, the thunder
rumbles at a distance.
(v. i.) To murmur; to ripple.
(n.) A noisy report; rumor.
(n.) A low, heavy, continuous sound like that made by heavy
wagons or the reverberation of thunder; a confused noise; as, the
rumble of a railroad train.
(n.) A seat for servants, behind the body of a carriage.
(n.) A rotating cask or box in which small articles are smoothed
or polished by friction against each other.
(v. t.) To cause to pass through a rumble, or shaking machine.
See Rumble, n., 4.