ping-pong ball

1. 1.

   light hollow ball used in playing table tennis

   Broaderball

Questions about ping-pong ball

What does ping-pong ball mean?

ping-pong ball means "light hollow ball used in playing table tennis".

Is ping-pong ball a common word?

ping-pong ball is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.