puffball skirt
US /ˈpʌf.bɔːl ˌskɜːrt/
UK /ˈpʌf.bɔːl ˌskɜːrt/

1.
gonna a palloncino, gonna a sbuffo
a skirt that is gathered at the hem to create a full, rounded, or puffy silhouette
:
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She wore a vintage puffball skirt to the party.
Indossava una gonna a palloncino vintage alla festa.
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The designer's new collection features several colorful puffball skirts.
La nuova collezione dello stilista presenta diverse gonne a palloncino colorate.