The word biker is used to refer to people who ride motorcycles. Motorcyclists can also be used to refer to motorcycle drivers, who drive motorcycles for a living. Biker is a common word in spoken language, which is used to describe those who are keen on motorcycle culture and cycling. Have a strong interest in motorcycles and enjoy the fun and freedom of driving motorcycles. The word biker has a certain playful and intimate meaning and is used to describe people who love motorcycles.