(~s, ~ging, ~ged)
1.
Leapfrog is a game which children play, in which a child bends over, while others jump over their back.
N-UNCOUNT
2.
If one group of people ~s into a particular position or ~s someone else, they use the achievements of another person or group in order to make advances of their own.
It is already obvious that all four American systems have ~ged over the European versions...
American researchers have now ~ged the Japanese and are going to produce a digital system within a year or two.
VERB: V prep, V n