We found 29 dictionaries that define the word blue collar:

General (21 matching dictionaries)

1. blue-collar: Merriam-Webster
2. blue-collar: Oxford Learner's Dictionaries
3. blue-collar: American Heritage Dictionary of the English Language
4. blue-collar, blue-collar: Collins English Dictionary
5. blue-collar: Vocabulary.com
6. Blue-Collar, Blue-collar, blue-collar: Wordnik
7. blue-collar: Cambridge Advanced Learner's Dictionary
8. blue-collar: Wiktionary
9. blue-collar: Webster's New World College Dictionary, 4th Ed.
10. blue-collar: The Wordsmyth English Dictionary-Thesaurus
11. blue-collar: Infoplease Dictionary
12. blue-collar, blue collar: Dictionary.com
13. blue-collar: Cambridge Essential American English Dictionary
14. Blue Collar (album), Blue Collar (film), Blue Collar (movie), Blue Collar, Blue-collar, Blue collar (disambiguation), Blue collar: Wikipedia, the Free Encyclopedia
15. blue-collar: Rhymezone
16. blue-collar: FreeDictionary.org
17. blue-collar: Mnemonic Dictionary
18. blue-collar: TheFreeDictionary.com
19. blue collar: Longman Dictionary of Contemporary English

Business (4 matching dictionaries)

20. MoneyGlossary.com (No longer online)
21. INVESTORWORDS (No longer online)
22. Blue Collar: Investopedia
23. BusinessDictionary.com (No longer online)

Miscellaneous (2 matching dictionaries)

24. Sociology (No longer online)
25. blue-collar, blue collar: Idioms

Slang (2 matching dictionaries)

26. Blue collar (offensive): Racial Slur Database
27. blue-collar: Urban Dictionary

Definitions from Wikipedia (Blue collar) ▸ noun:  A blue-collar worker is a working-class person who performs manual labor. Opposite: white collar, professional, managerial Phrases: blue collar worker, Blue Collar Comedy Tour, Blue Collar TV, Blue Collar Comedy Tour Rides Again, Blue Collar Caucus, more... ▸ Words similar to blue collar ▸ Usage examples for blue collar ▸ Idioms related to blue collar ▸ Wikipedia articles (New!) ▸ Words that often appear near blue collar ▸ Rhymes of blue collar ▸ Invented words related to blue collar