We found 3 dictionaries that define the word long dozens:

General (3 matching dictionaries)

1. long dozens: Merriam-Webster
2. long dozens: Wiktionary
3. long dozens: TheFreeDictionary.com

(Note: See long_dozen as well.)

Definitions from Wiktionary (long dozen) ▸ noun:  Thirteen. ▸ Also see long_dozen ▸ Words similar to long dozens ▸ Usage examples for long dozens ▸ Idioms related to long dozens ▸ Wikipedia articles (New!) ▸ Words that often appear near long dozens ▸ Rhymes of long dozens ▸ Invented words related to long dozens