n.something that allows one to make enormous leaps in progress, great advancements or significant forward
motion, as if one had taken a
step that was seven leagues long. (A league is about 3 miles or 4.8 kilometers; hence, seven leagues would be about 21 miles or 33.6 kilometers.) Seven-league
boots are
special boots found in a fairy tale by
French writer Charles Perrault (1628-1703), that allow one to
cover seven leagues in a
single step.
fairy-tale
boots enabling the wearer to
reach seven leagues (about 21 miles or 34 kilometers, a league being approximately 3 miles or 4.8 km) at a
stride. Figuratively, a seven-league
boot stride is significant forward progress.
magical
boots from a fairy tale, which allow the wearer to
cover seven leagues with each
stride. (A league is about three miles.)