We found 21 dictionaries that define the word trick or treat:

General (19 matching dictionaries)

1. trick or treat: Longman Dictionary of Contemporary English
2. trick-or-treat, trick or treat: Merriam-Webster
3. trick or treat: Oxford Learner's Dictionaries
4. trick-or-treat, trick or treat: American Heritage Dictionary of the English Language
5. trick or treat: Collins English Dictionary
6. trick or treat: Vocabulary.com
7. trick or treat: Cambridge Advanced Learner's Dictionary
8. trick-or-treat, trick or treat: Wiktionary
9. trick or treat: The Wordsmyth English Dictionary-Thesaurus
10. trick or treat: Infoplease Dictionary
11. trick-or-treat, trick or treat, trick or treat: Dictionary.com
12. Trick or Treat (Fastway album), Trick or Treat (Paul Brady album), Trick or Treat (TV series), Trick or Treat (band), Trick or Treat (cartoon), Trick or Treat (unfinished film), Trick or Treat, Trick-or-treat, Trick or treat (disambiguation), Trick or treat: Wikipedia, the Free Encyclopedia
13. trick or treat: Rhymezone
14. trick or treat: FreeDictionary.org
15. trick or treat: Mnemonic Dictionary
16. trick-or-treat, trick or treat: TheFreeDictionary.com
17. Trick or treat: Phrase Finder

Miscellaneous (1 matching dictionary)

18. trick or treat: Idioms

Slang (1 matching dictionary)

19. trick-or-treat, trick or treat: Urban Dictionary

(Note: See trick-or-treat as well.)

Definitions from Wikipedia (Trick or treat) ▸ noun:  Trick or treat or trick-or-treating is a Halloween activity. Opposite: giveaway, donation, charity ▸ Words similar to trick or treat ▸ Usage examples for trick or treat ▸ Idioms related to trick or treat ▸ Wikipedia articles (New!) ▸ Words that often appear near trick or treat ▸ Rhymes of trick or treat ▸ Invented words related to trick or treat