1. A low, heavy sound or a series of sounds: The rumbles of the train passing by woke Ernest and his family up in the middle of the night.
2. An informal U.S. term referring to a fight in the street; especially, between gangs: The guys in the rumble last night not only created fear among the neighbors, but it also resulted in property damage.

1. To make a low heavy, continuous sound or series of sounds: Polly and Todd could hear the thunder which was rumbling in the distance before the rain started to fall.
2. To move along with a low, heavy continuous sound: The trains rumble through town at least twice every day.
3. To fight; especially, in the street: The gangs were rumbling in the alley earlier today.
4. To continue for a long time: The political debate rumbled on for days during the TV news and special radio and TV discussions.