—n. 1. a game in which players take turns in leaping over another player bent over from the waist.
2. an advance from one place, position, or situation to another without progressing through all or any of the places or stages in between: a leapfrog from bank teller to vice president in one short year.
—v.t. 1. to jump over (a person or thing) in or as if in leapfrog: He leapfrogged the fence to reach the crying child. 2. to move or cause to move as if in leapfrog: Manufacturers are leapfrogging prices because the cost of raw materials has doubled.
—v.i. to move or advance in or as if in leapfrog: Our tour leapfrogged through six cities in four days.