leapfrog

¹leap·frog

noun \ˈlēp-ˌfrȯg, -ˌfräg\

Definition of LEAPFROG

: a game in which one player bends down and is vaulted over by another player

First Known Use of LEAPFROG

1599

Rhymes with LEAPFROG

agog, backlog, befog, bullfrog, defog, eclogue, eggnog, footslog, gas log, groundhog, gulag, hedgehog, ice fog, photog, prologue, putlog, quahog, road hog, sandhog, stalag, tree frog, unclog, warthog, Weblog, whole hog, wood frog, Yule log

²leapfrog

verb

leap·froggedleap·frog·ging

Definition of LEAPFROG

intransitive verb

: to leap or progress in or as if in leapfrog

transitive verb

1

: to go ahead of (each other) in turn; specifically : to advance (two military units) by keeping one unit in action while moving the other unit past it to a position farther in front

2

: to evade by or as if by a bypass

Examples of LEAPFROG

1. Skipping his last two years of high school, he leapfrogged his classmates and went to college.
2. This year's technologies are leapfrogging last year's designs.

First Known Use of LEAPFROG

1872