Unlike technology, there is no leapfrog development in politics.
One was leapfrog, and another was of the snap-the-whip variety.
leapfrog is one of his methods of getting over the ground quickly.
Another boy bends his back as in “leapfrog,” and puts his head against the Stump.
Mr. Miller had risen and bowed as if he was giving some invisible person a “back” for leapfrog.
It is not necessary to be able to play at leapfrog to enjoy the game.
The leapfrog stood for a long time, as if lost in thought; people began to think he would not jump at all.
Some of the boys got up a baseball game, and others played marbles, leapfrog or mumble-the-peg.
He even played a game of leapfrog with the Son of the Magician, then they sang a comic duet, of which I cannot remember the words.
Each group stands in single file in leapfrog position, feet wide apart to form a tunnel through which the ball is passed.