English

Noun

ping pong ball ‎(plural ping pong balls)

1. A lightweight celluloid ball used in the sport of table tennis (ping pong).
   • 1904, Frederick William Rolfe, Hadrian the Seventh, New York: The New York Review of Books, published 2001, ISBN 0940322625, page 9:

     The yellow cat deliberately stretched himself, yawned, and followed; and proceeded to carry out a wonderful scheme of feints and ambuscades in regard to a ping-pong ball which was kept for his proper diversion.