Meaning of pompom

pom•pom

Pronunciation: (pom'pom"), [key]
— n.
  1. an automatic antiaircraft cannon.

pom•pom

Pronunciation: (pom'pom"), [key]
— n.
  1. an ornamental tuft or ball of feathers, wool, or the like, used on hats, slippers, etc.
  2. pompon (def. 3).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.