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We found 30 dictionaries with English definitions that include the word lackadaisical:
Click on the first link on a line below to go directly to a page where "lackadaisical" is defined.

General (28 matching dictionaries)

1. lackadaisical: Merriam-Webster.com [home, info]
2. lackadaisical: Oxford Learner's Dictionaries [home, info]
3. lackadaisical: American Heritage Dictionary of the English Language [home, info]
4. lackadaisical: Collins English Dictionary [home, info]
5. lackadaisical: Vocabulary.com [home, info]
6. Lackadaisical, lackadaisical: Wordnik [home, info]
7. lackadaisical: Cambridge Advanced Learner's Dictionary [home, info]
8. lackadaisical: Wiktionary [home, info]
9. lackadaisical: Webster's New World College Dictionary, 4th Ed. [home, info]
10. lackadaisical: The Wordsmyth English Dictionary-Thesaurus [home, info]
11. lackadaisical: Infoplease Dictionary [home, info]
12. Lackadaisical, lackadaisical: Dictionary.com [home, info]
13. lackadaisical: Online Etymology Dictionary [home, info]
14. lackadaisical: UltraLingua English Dictionary [home, info]
15. lackadaisical: Cambridge Dictionary of American English [home, info]
16. Lackadaisical: Online Plain Text English Dictionary [home, info]
17. lackadaisical: Webster's Revised Unabridged, 1913 Edition [home, info]
18. lackadaisical: Rhymezone [home, info]
19. lackadaisical: AllWords.com Multi-Lingual Dictionary [home, info]
20. Lackadaisical: Dictionary of Phrase and Fable (1898) [home, info]
21. lackadaisical: Free Dictionary [home, info]
22. lackadaisical: Mnemonic Dictionary [home, info]
23. lackadaisical: WordNet 1.7 Vocabulary Helper [home, info]
24. lackadaisical: Dictionary/thesaurus [home, info]
25. Lackadaisical: World Wide Words [home, info]
26. lackadaisical: LookWAYup Translating Dictionary/Thesaurus [home, info]

Business (1 matching dictionary)

27. lackadaisical: Legal dictionary [home, info]

Slang (1 matching dictionary)

28. lackadaisical: Urban Dictionary [home, info]

(Note: See lackadaisically for more definitions.)

Quick definitions from Macmillan ( ) Provided by Quick definitions from WordNet (lackadaisical) ▸ adjective:  idle or indolent especially in a dreamy way ("She was annoyingly lackadaisical and impractical") ▸ adjective:  lacking spirit or liveliness ("A lackadaisical attempt") ▸ Also see lackadaisically ▸ Word origin ▸ Words similar to lackadaisical ▸ Usage examples for lackadaisical ▸ Idioms related to lackadaisical (New!) ▸ Popular nouns described by lackadaisical ▸ Words that often appear near lackadaisical ▸ Rhymes of lackadaisical ▸ Invented words related to lackadaisical