Rumble

Rumble can mean different things:

A rumble is a dull vibration. It can also be the sound of one.
A rumble is another word for a fight.
Rumble strips are raised lines placed horizontally on a road. They are usually used to tell drivers that they must slow down or stop ahead.  The strips make a rumbling sound when a car's tires cross them.
Rumble, the original title of Harlan Ellison's book Web of the City.
A stomach rumble is the growling noise the stomach makes.