rolling stone

noun4

1. •
   A person who moves around a lot and never settles down; a vagrant.

   • Before that they had been a good deal on the move, trekking about after the white man, who was one of those rolling stones that keep going round after a soft job. — 1892
2. •
   (slang) A womanizer.

   • Papa was a rolling stone Wherever he laid his hat was his home And when he died, all he left us was a loan — 1972
3. •
   A geological phenomenon where rocks move and inscribe long tracks along a smooth valley floor without animal or human intervention.
4. •
   A meteoroid.

noun1

1. •
   Any of the members of the Rolling Stones.