lunge
noun
°A sudden forward movement, especially with a sword.
°A long rope or flat web line, more commonly referred to as a lunge line, approximately 20-30 feet long, attached to the bridle, lungeing cavesson, or halter of a horse and is used to control the animal while lungeing.
verb
°To make a sudden forward movement (present participle: ).
°To longe or work a horse in a circle around a handler (present participle: or ).