rumble

American Heritage® Dictionary of the English Language, Fourth Edition

1. v. To make a deep, long, rolling sound.
2. v. To move or proceed with a deep, long, rolling sound.
3. v. Slang To engage in a gang fight.
4. v. To utter with a deep, long, rolling sound.
5. v. To polish or mix (metal parts) in a tumbling box.
6. n. A deep, long, rolling sound.
7. n. A tumbling box.
8. n. A luggage compartment or servant's seat in the rear of a carriage.
9. n. Slang Pervasive, widespread expression of unrest or dissatisfaction.
10. n. Slang A gang fight.

Century Dictionary and Cyclopedia

1. To make a deep, heavy, continued and more or less jarring sound: as, the thunder rumbles.
2. To murmur.
3. To move with a deep, hoarse, thundering or jarring sound; roll heavily and noisily.
4. To roll about; hence, to create disorder or confusion.
5. To cause to make a deep, rattling or jarring sound; rattle.
6. n. A deep, heavy, continuous, and more or less rattling or jarring sound, as of thunder; a low, jarring roar.
7. n. Confused reports; rumor.
8. n. Confusion; disorder; tumult.
9. n. A revolving cylinder or box in which articles are placed to be ground, cleaned, or polished by mutual attrition. Grinding- or polishing-material is added according to the need of the case.
10. n. A seat for servants in the rear of a carriage. Also rumble-tumble.

Wiktionary

1. interj. An onomatopoeia describing a rumbling noise
2. n. A low pitched irregular noise, such as that of thunder or a hungry stomach.
3. n. slang A street fight or brawl.
4. n. A rotating cask or box in which small articles are smoothed or polished by friction against each other.
5. v. To make a low-pitched noise.
6. v. To discover deceitful or underhanded behaviour.
7. v. To move while making a rumbling noise.
8. v. slang fight, brawl.
9. v. transitive To cause to pass through a rumble, or polishing machine.

GNU Webster's 1913

1. v. To make a low, heavy, continued sound.
2. v. To murmur; to ripple.
3. n. obsolete A noisy report; rumor.
4. n. A low, heavy, continuous sound like that made by heavy wagons or the reverberation of thunder; a confused noise.
5. n. A seat for servants, behind the body of a carriage.
6. n. A rotating cask or box in which small articles are smoothed or polished by friction against each other.
7. v. To cause to pass through a rumble, or shaking machine. See rumble, n., 4.

WordNet 3.0

1. n. a loud low dull continuous noise
2. n. a fight between rival gangs of adolescents
3. v. to utter or emit low dull rumbling sounds
4. v. make a low noise
5. n. a servant's seat (or luggage compartment) in the rear of a carriage