Fourbying, also known as off-roading or 4x4 driving, refers to the recreational activity of driving vehicles designed for off-road use over rough terrain, including mud, rocks, sand, and snow. It typically involves vehicles equipped with four-wheel drive systems to enhance traction and maneuverability. Enthusiasts often participate in organized events or explore trails and wilderness areas, emphasizing adventure and the challenge of navigating difficult landscapes. Safety and vehicle preparedness are crucial aspects of the activity.