We found 26 dictionaries that define the word idleness:

General (21 matching dictionaries)

1. idleness: Merriam-Webster
2. idleness: Oxford Learner's Dictionaries
3. idleness: Collins English Dictionary
4. idleness: Vocabulary.com
5. Idleness, idleness: Wordnik
6. idleness: Cambridge Advanced Learner's Dictionary
7. idleness: Wiktionary
8. Idleness, idleness: Dictionary.com
9. idleness: Cambridge Essential American English Dictionary
10. Idleness: Wikipedia, the Free Encyclopedia
11. Idleness: Online Plain Text English Dictionary
12. idleness: Webster's Revised Unabridged, 1913 Edition
13. idleness: Rhymezone
14. Idleness: AllWords.com Multi-Lingual Dictionary
15. idleness: Webster's 1828 Dictionary
16. idleness: FreeDictionary.org
17. idleness: Mnemonic Dictionary
18. idleness: TheFreeDictionary.com
19. Idleness: Dictionary of Phrase and Fable (1898)

Business (2 matching dictionaries)

20. Bouvier's Law Dictionary 1856 Edition (No longer online)
21. idleness: Legal dictionary

Computing (1 matching dictionary)

22. idleness: Encyclopedia

Medicine (1 matching dictionary)

23. online medical dictionary (No longer online)

Miscellaneous (1 matching dictionary)

24. idleness: Idioms

(Note: See idle as well.)

Definitions from Wiktionary (idleness) ▸ noun:  The state of being idle; inactivity. ▸ noun:  The state of being indolent; indolence. ▸ noun:  Groundlessness; worthlessness; triviality; vanity; frivolity. Similar: faineance, loafing, inactivity, inactiveness, idleship, boredness, boredom, dormancy, oisivity, indolence, more... Opposite: productivity, industry, diligence, busyness Types: apathy, sloth, laziness, inactivity, lethargy, passivity, more... Phrases: love in idleness, In Praise of Idleness and Other Essays, Industry and Idleness, forced idleness, more... Adjectives: complete, mere, involuntary, luxurious, comparative, sheer, own, absolute, busy, much, long ▸ Words similar to idleness ▸ Usage examples for idleness ▸ Idioms related to idleness ▸ Wikipedia articles (New!) ▸ Popular adjectives describing idleness ▸ Words that often appear near idleness ▸ Rhymes of idleness ▸ Invented words related to idleness