We found 17 dictionaries that define the word top ten:

General (11 matching dictionaries)

1. top ten: Longman Dictionary of Contemporary English
2. top ten, the top ten: Collins English Dictionary
3. Top-Ten, top-ten: Wordnik
4. top ten: Cambridge Advanced Learner's Dictionary
5. top ten: Wiktionary
6. top ten: Infoplease Dictionary
7. top-ten, top ten: Dictionary.com
8. Top Ten (American TV program), Top Ten (Military Channel), Top Ten (U.S. TV program), Top Ten, Top ten: Wikipedia, the Free Encyclopedia
9. top ten: TheFreeDictionary.com

Business (2 matching dictionaries)

10. TOP TEN: Legal dictionary
11. TOP TEN: Financial dictionary

Computing (1 matching dictionary)

12. TOP TEN: Encyclopedia

Medicine (1 matching dictionary)

13. TOP TEN: Medical dictionary

Miscellaneous (1 matching dictionary)

14. TOP TEN: Idioms

Slang (1 matching dictionary)

15. top ten: Urban Dictionary

Definitions from Wiktionary (top ten) ▸ noun:  A list of the ten most popular items of a given category, especially popular songs Similar: hotlist, chart-topper, number one, A-list, hit list, top spot, best-of, upper ten thousand, Great American Songbook, numero uno, more... Phrases: the top ten, Top Ten Money Making Stars Poll, Late Show Top Ten List, The Top Ten Club, top ten song, more... ▸ Words similar to top ten ▸ Usage examples for top ten ▸ Idioms related to top ten ▸ Wikipedia articles (New!) ▸ Words that often appear near top ten ▸ Rhymes of top ten ▸ Invented words related to top ten