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90s Slang You Should Know


[lak-uh-dey-zi-kuh l] /ˌlæk əˈdeɪ zɪ kəl/
without interest, vigor, or determination; listless; lethargic:
a lackadaisical attempt.
lazy; indolent:
a lackadaisical fellow.
Origin of lackadaisical
1760-70; lackadais(y) (variant of lackaday) + -ical
Related forms
lackadaisically, adverb
lackadaisicalness, noun
2. slothful, unambitious, idle. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for lackadaisical
Contemporary Examples
Historical Examples
  • To give every ounce in you to do what you set out to do—no lackadaisical dilettantism—your whole heart in it—and go to it!

    Rough-Hewn Dorothy Canfield
  • The woman short, slight, and lackadaisical, though rather pretty.

    The Coxswain's Bride R.M. Ballantyne
  • While they were getting settled, Frank Hodgson sauntered in, seemingly as lackadaisical and disinterested as ever.

    Frigid Fracas Dallas McCord Reynolds
  • Marriage is a lackadaisical proceeding at best; but there is no resource.

    Paul Clifford, Complete Edward Bulwer-Lytton
  • Mrs Bowater surveyed the group with a lackadaisical detachment.

    Memoirs of a Midget Walter de la Mare
British Dictionary definitions for lackadaisical


lacking vitality and purpose
lazy or idle, esp in a dreamy way
Derived Forms
lackadaisically, adverb
lackadaisicalness, noun
Word Origin
C18: from earlier lackadaisy, extended form of lackaday
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for lackadaisical

1768 (Sterne), from interjection lackadaisy "alas, alack" (1748), an alteration of lack-a-day (1690s), from alack the day (1590s). Hence, "given to crying 'lack-a-day,' vapidly sentimental." Sense probably altered by influence of lax. Related: Lackadaisically.

Online Etymology Dictionary, © 2010 Douglas Harper
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