Wiktionary
lunge line
alt. A rope-like piece of equipment, usually 20 feet or longer in length, attached to the bridle, lungeing cavesson, or halter of a horse to provide control while lungeing. n. A rope-like piece of equipment, usually 20 feet or longer in length, attached to the bridle, lungeing cavesson, or halter of a horse to provide control while lungeing.