We found 16 dictionaries that define the word fillies:

General (13 matching dictionaries)

1. fillies: Merriam-Webster
2. fillies: Oxford Learner's Dictionaries
3. fillies: Collins English Dictionary
4. fillies: Vocabulary.com
5. Fillies, fillies: Wordnik
6. fillies: Cambridge Advanced Learner's Dictionary
7. fillies: Wiktionary
8. Fillies, fillies: Dictionary.com
9. fillies: Cambridge Essential American English Dictionary
10. Fillies: Online Plain Text English Dictionary
11. Fillies: AllWords.com Multi-Lingual Dictionary
12. fillies: FreeDictionary.org
13. fillies: TheFreeDictionary.com

Computing (1 matching dictionary)

14. fillies: Encyclopedia

Medicine (1 matching dictionary)

15. fillies: Medical dictionary

Science (1 matching dictionary)

16. Agricultural Thesaurus and Glossary (No longer online)

(Note: See filly as well.)

Definitions from Wiktionary (filly) ▸ noun:  A young female horse. ▸ noun:  (dated) A young, attractive woman. ▸ Also see filly ▸ Words similar to fillies ▸ Usage examples for fillies ▸ Idioms related to fillies ▸ Wikipedia articles (New!) ▸ Popular adjectives describing fillies ▸ Words that often appear near fillies ▸ Rhymes of fillies ▸ Invented words related to fillies