noun
pompom; pom-pom
A decorative ball of material such as wool, used on clothing, hats, or as a cheerleading accessory.
帽子に大きなポンポンがついている。
There is a big pompom on the hat.
チアリーダーがポンポンを振って応援した。
The cheerleaders waved pompoms and cheered.
Katakana spelling is standard for this loanword.
Hiragana spelling is also used.
Borrowed from English 'pompom' or French 'pompon'.