We found 27 dictionaries that define the word chat room:

General (17 matching dictionaries)

1. chat room: Merriam-Webster
2. chat room: Oxford Learner's Dictionaries
3. chat room: Collins English Dictionary
4. chat room: Vocabulary.com
5. chat-room: Wordnik
6. chat room: Cambridge Advanced Learner's Dictionary
7. chat-room, chat room: Wiktionary
8. chat room: Infoplease Dictionary
9. chat room: Dictionary.com
10. Chat Room (film), Chat Room, Chat room: Wikipedia, the Free Encyclopedia
11. chat room: Rhymezone
12. chat room: FreeDictionary.org
13. chat room: Mnemonic Dictionary
14. chat room: TheFreeDictionary.com
15. chat room: Longman Dictionary of Contemporary English

Business (1 matching dictionary)

16. BusinessDictionary.com (No longer online)

Computing (7 matching dictionaries)

17. chat room: Free On-line Dictionary of Computing
18. chat room: Netlingo
19. chat room: CCI Computer
20. Internet Terms (No longer online)
21. Internet Terms (No longer online)
22. Webopedia (No longer online)
23. chat room: Encyclopedia

Medicine (2 matching dictionaries)

24. online medical dictionary (No longer online)
25. chat room: Medical dictionary

(Note: See chat_rooms as well.)

Definitions from Wiktionary (chat room) ▸ noun:  (Internet) Part of a website or other network where visitors can converse in typed messages. Similar: chat-room, chatroom, chat, chat site, room, chatbox, chat group, discussion room, chatspace, chatsite, more... Opposite: forum, message board, bulletin board, discussion board Phrases: chat room chuckle, more... Adjectives: room, op, threaded, mod, topic, ident, antispam, sage, blue ribbon, anonymous, deviant ▸ Words similar to chat room ▸ Usage examples for chat room ▸ Idioms related to chat room ▸ Wikipedia articles (New!) ▸ Words that often appear near chat room ▸ Rhymes of chat room ▸ Invented words related to chat room