Meaning of “Ping-Pong” - Learner’s Dictionary

Ping-Pong

noun [ U ] uk us /ˈpɪŋpɒŋ/ (also table tennis) trademark informal

a game in which two or four people hit a small ball over a low net on a large table

(Definition of “Ping-Pong” from the Cambridge Learner’s Dictionary © Cambridge University Press)