We found 19 dictionaries that define the word house organ:

General (15 matching dictionaries)

1. house organ: Merriam-Webster
2. house organ: Oxford Learner's Dictionaries
3. house organ: American Heritage Dictionary of the English Language
4. house organ: Collins English Dictionary
5. house organ: Vocabulary.com
6. house organ: Cambridge Advanced Learner's Dictionary
7. house organ: Wiktionary
8. house organ: The Wordsmyth English Dictionary-Thesaurus
9. house organ: Infoplease Dictionary
10. house organ: Dictionary.com
11. House organ: Wikipedia, the Free Encyclopedia
12. house organ: Rhymezone
13. house organ: FreeDictionary.org
14. house organ: Mnemonic Dictionary
15. house organ: TheFreeDictionary.com

Art (1 matching dictionary)

16. ODLIS: Online Dictionary of Library and Information Science (No longer online)

Business (2 matching dictionaries)

17. MoneyGlossary.com (No longer online)
18. BusinessDictionary.com (No longer online)

Medicine (1 matching dictionary)

19. house organ: Medical dictionary

(Note: See house_organs as well.)

Definitions from Wiktionary (house organ) ▸ noun:  A privately published magazine or newspaper, generally for the employees of a company and visitors. Similar: organ, spokesorgan, clubzine, publishing house, journal, personal column, news-house, trade newspaper, newsletter, bulletin, more... Types: heart, lung, kidney, liver, pancreas, spleen, gallbladder, stomach, more... Phrases: Sydney Opera House Grand Organ, more... ▸ Words similar to house organ ▸ Usage examples for house organ ▸ Idioms related to house organ ▸ Wikipedia articles (New!) ▸ Words that often appear near house organ ▸ Rhymes of house organ ▸ Invented words related to house organ