noun
A children's game where players vault over each other's bent backs. Also used figuratively for leapfrogging in competition.
子供たちが校庭で蛙跳びをして遊んでいる。
The children are playing leapfrog in the schoolyard.
彼はライバル会社を蛙跳びして昇進した。
He leapfrogged over his rival company and got promoted.
Variant spelling using 飛び instead of 跳び.
Compound of 蛙 (frog) and 跳び (jumping), literally 'frog jump'.