leapfrogPronunciation: /ˈliːpfrɒg/Translate leapfrog | into French | into German | into Italian | into Spanish Definition of leapfrog noun [mass noun] a game in which players in turn vault with parted legs over others who are bending down: we were playing leapfrog verb (leapfrogs, leapfrogging, leapfrogged) [no object] perform such a vault:they leapfrogged around the courtyard [no object, with adverbial] surpass or overtake another to move into a leading or dominant position:she leapfrogged into a sales position [with object] pass over (a stage or obstacle):attempts to leapfrog the barriers of classleapfrog in other Oxford dictionaries Definition of leapfrog in the US English dictionary