The phrase 'rolling stone' refers to a person who is frequently moving from place to place, either geographically or in terms of a career or lifestyle. Some synonyms for this phrase include wanderer, drifter, nomad, rover, vagabond, and wayfarer. All of these words imply a sense of movement and a lack of a fixed home or steady routine. Other words that could be used to describe a rolling stone might include adventurer, explorer, or risk-taker, as they suggest someone who is willing to take chances and explore new territory. Regardless of the specific term used, a rolling stone is someone who is constantly searching for new experiences and opportunities in life.