First Known Use: 1768
Dictionary
lackadaisical
adjective lack·a·dai·si·cal \ˌla-kə-ˈdā-zi-kəl\
: feeling or showing a lack of interest or enthusiasm
Full Definition of LACKADAISICAL
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Origin of LACKADAISICAL
irregular from lackaday + -ical
Related to LACKADAISICAL
- Synonyms
- enervated, listless, languid, languishing, languorous, limp, spiritless
- Antonyms
- ambitious, animated, energetic, enterprising, motivated
Synonym Discussion of LACKADAISICAL
languid, languorous, lackadaisical, listless, spiritless mean lacking energy or enthusiasm. languid refers to an unwillingness or inability to exert oneself due to fatigue or physical weakness <was depressed and languid for weeks after surgery>. languorous suggests a dreamy boredom and delicacy that avoids unnecessary activity <languorous cats lying in the sun>. lackadaisical implies a carefree indifference marked by halfhearted efforts <lackadaisical college seniors pretending to study>. listless suggests a lack of interest caused by physical weakness or dissatisfied boredom <listless hospital patients> <listless children flipping through picture books on a rainy day>. spiritless refers to a lack of animation or vigor that gives one's actions and words life <a spiritless recital of the poem>.
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