We found 26 dictionaries that define the word houseboat:

General (22 matching dictionaries)

1. houseboat: Merriam-Webster
2. houseboat: Oxford Learner's Dictionaries
3. houseboat: American Heritage Dictionary of the English Language
4. houseboat: Collins English Dictionary
5. houseboat: Vocabulary.com
6. Houseboat, houseboat: Wordnik
7. houseboat: Cambridge Advanced Learner's Dictionary
8. houseboat: Wiktionary
9. houseboat: Webster's New World College Dictionary, 4th Ed.
10. houseboat: The Wordsmyth English Dictionary-Thesaurus
11. houseboat: Infoplease Dictionary
12. houseboat: Dictionary.com
13. houseboat: Cambridge Essential American English Dictionary
14. Houseboat (film), Houseboat: Wikipedia, the Free Encyclopedia
15. houseboat: Rhymezone
16. houseboat: Webster's 1828 Dictionary
17. houseboat: FreeDictionary.org
18. houseboat: Mnemonic Dictionary
19. houseboat: TheFreeDictionary.com
20. houseboat: Longman Dictionary of Contemporary English

Business (1 matching dictionary)

21. Travel Industry Dictionary (No longer online)

Computing (1 matching dictionary)

22. houseboat: Encyclopedia

Slang (1 matching dictionary)

23. houseboat: Urban Dictionary

Tech (1 matching dictionary)

24. SeaTalk Dictionary of English Nautical Language (No longer online)

(Note: See houseboater as well.)

Definitions from Wiktionary ( ) ▸ noun:  A vessel, such as a barge, used as a dwelling. Similar: boathouse, boatel, liveaboard, bareboating, honey barge, cabin cruiser, boatshed, boatbuilding, berthing, boat shed, more... Opposite: land house, shore house, dockside house Adjectives: old, small, large, little, foot, own, big, chinese, nile, luxurious, comfortable ▸ Words similar to houseboat ▸ Usage examples for houseboat ▸ Idioms related to houseboat ▸ Wikipedia articles (New!) ▸ Popular adjectives describing houseboat ▸ Words that often appear near houseboat ▸ Rhymes of houseboat ▸ Invented words related to houseboat