lackadaisical

• lack-a-daisical

From the archaic expression lackadaisy +‎ -ic +‎ -al.

• IPA^(key): /ˌlækəˈdeɪzɪkəl/; IPA^(key): /læksə-/ (non-standard)

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lackadaisical (comparative more lackadaisical, superlative most lackadaisical)

1. Showing no interest, vigor, determination, or enthusiasm.

   Synonyms: languid, listless, unenthusiastic, uninterested, lethargic

   the lackadaisical look on his face

   • 1822, William Hazlitt, “On the Disadvantages of Intellectual Superiority”, in Table-Talk, volume II:

     I, at one time, used to go and take a hand at cribbage with a friend, and afterwards discuss a cold sirloin of beef, and throw out a few lackadaisical remarks, in a way to please myself, but it would not do long.

   • 1864, Anthony Trollope, chapter 58, in The Small House at Allington:

     "Then let those who do know it learn that you are able to bear such wounds without outward complaint. I tell you fairly that I cannot sympathize with a lackadaisical lover."

   • 2010, Clare Vanderpool, Moon Over Manifest:

     I could hear the sound of the janitor's lackadaisical scrubbing against the wooden floor.

2. Lazy; slothful; indolent.

• lackadaisically
• lackadaisicalness

• lackaday
• lax

• “lackadaisical”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.