1 definition by stuckdan

A stylish young woman.

In Australia, it specifically refers to a young woman dressed up for the Spring Racing Carnival in Melbourne. Additionally, it is usually only used in the plural form.

It is taken from the term for a young female horse before she is old enough for racing.
1. "What a fine filly!"
2. "Check out those fillies in The Birdcage!"
by stuckdan November 06, 2007

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