1. A person or people who go on long walks; especially, for pleasure: Adam has been a rambler for many years and he is convinced that it has been good for his physical and mental well-being.

Philip and Phyllis are ramblers who enjoy going for walks each evening, weather permitting.

2. A kind of plant; such as, a rose bush or vines that grow up and over walls, fences, etc.: The vine ramblers can be seen growing up on the walls of Kevin's house.